DJI Agras T100 OEM SDR Antenna (Front) (YC.DZ.AA000462)

DJI T100 – T70P Original SDR Antenna (Front) — OEM RF Component | Stable Data Link | Mission-Critical Communication Hardware | DJI Material Number YC.DZ.AA000462

DJI Material Number YC.DZ.AA000462 — this is the official DJI part number for this exact component. Match it to your parts diagram or the label on the original part to confirm fitment; factory labels may carry a revision suffix, which is the same part.

🇺🇸 U.S.A. FIRST

Ares Acres LLC is a U.S.-based authorized DJI Agras reseller supporting American agricultural drone operators with genuine DJI Agras OEM replacement parts, accessories, and field-ready inventory.

FREE & FAST Shipping is included for all U.S. customers.

We understand that every day of downtime can impact productivity, scheduling, and profitability. That's why we focus on providing fast fulfillment, responsive customer support, and reliable access to the parts operators need most.

We use specialized technicians to verify and dispatch the SDR Antenna (Front) ordered.

Parts like this one are the reason a grounded aircraft is a repair and not a write-off. A single component held in U.S. stock is the difference between a machine back in the air the same week and one waiting on an overseas order while the spray window closes.

That is why Ares Acres keeps hard-to-find OEM rtk & antennas in stock and shipped fast within the U.S.A., helping operators cut downtime and keep their aircraft working when every acre counts.

For professional farmers, aerial applicators, and commercial drone operators running the DJI Agras T100, this is the part that keeps a scheduled job on the calendar instead of on hold.

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✅ DJI Agras T100 / T70P Compatibility Guarantee

• 🇺🇸 USA Compatibility Guarantee
• 👍🏻 Satisfaction Guarantee
• 💵 Money Back Guarantee
• 📦 Same Day Shipping & Tracking
• Guaranteed exact OEM antenna installed on factory-built T100 and T70P aircraft
• Guaranteed OEM-tuned antenna element with protective housing
• Guaranteed direct fit at the front aircraft communication assembly
• Guaranteed OEM protective packaging

📦 Package Includes

• 1 × DJI Agras Original Front SDR Antenna (T100 / T70P compatible)
• OEM protective packaging

🔧 Component Overview

The DJI Agras T100 / T70P Original Front SDR Antenna is a core radio-frequency component within the aircraft's data communication system. This antenna is responsible for maintaining stable signal transmission and reception between onboard systems and external controllers, telemetry links, and positioning references.

When signal strength degrades, dropouts occur, or range becomes inconsistent, the antenna — not software — is often the limiting factor. For commercial operators, communication stability is not optional. It is a baseline requirement for safe, compliant, and predictable operations.

The reason a damaged antenna is so easy to miss is that the link is built to survive losing one. With antennas at more than one position, the radio uses whichever is hearing the controller best at that instant, so when the front element is detuned or disconnected the aircraft does not report a failure. It simply flies on the remaining coverage. Nothing announces itself, and what you actually lost was margin, which only becomes visible at distance or at an unlucky heading.

An antenna is not just the part above the mount. Electrically it is the element, the housing that sets its position and spacing, the coax behind it, and the ground structure it sits against, all working as one tuned assembly. Change any of those and the tuning moves. That is why an antenna that has been re-routed to a tidier spot, clamped against an arm, or fitted with the coax crushed under a cover can measure fine on continuity and still perform badly.

Carbon fiber is the specific hazard on this airframe. Carbon conducts, so a composite arm or panel near an antenna behaves less like plastic and more like sheet metal, absorbing and reflecting energy and distorting the pattern. The mount position and the clocking of the housing are chosen around that. Cable tying an antenna flat against an arm to keep it out of the way is one of the most effective ways to cripple a link while leaving every part visibly intact.

⚙️ Functional Purpose

This SDR antenna is designed to:

• Maintain stable RF communication during flight
• Support consistent telemetry, control, and system feedback
• Reduce signal loss caused by vibration, impact, or environmental exposure
• Preserve operational range and link reliability under load

Front and rear positions exist to cover different sectors. Any single antenna has directions in which it hears well and directions in which it hears poorly, and the airframe itself, with its battery mass, arms and tank, blocks a good deal of what is behind it. Splitting the antennas front and back means that whichever way the aircraft is pointed, at least one has a clear view back toward the operator. Lose the front element and half of that redundancy is gone even though the link still shows connected.

The consequence shows up on turns rather than on straight legs. In a spray pattern the aircraft repeatedly swings its tail and then its nose toward the controller at the end of every swath, and that is exactly when the coverage handoff between antennas matters. An aircraft with one degraded element will run a clean straight pass and then stumble at the headland turn, which operators frequently read as a firmware problem because it repeats so predictably.

⚠️ Common Replacement Indicators

• Reduced control range
• Intermittent signal warnings
• Increased latency or dropouts
• Communication instability during turns or altitude changes

Usable range is noticeably shorter than it used to be, but the link is rock solid close in: that is the classic single antenna failure. Diversity is covering for the dead element at short range where there is signal to spare, and running out of margin sooner as you fly out. If nothing about your site, controller or firmware changed and the range simply shrank, suspect hardware before settings.

Warnings and dropouts that repeat at the same point in a mission, turn after turn, are a pattern problem rather than an interference problem. Interference comes and goes with what else is transmitting nearby; a null in an antenna pattern is fixed relative to the airframe, so it reappears every time the aircraft presents the same face to the controller. Note the heading when it happens, because that is the most useful single piece of evidence you can collect.

Degradation that begins after a wash down, a rain event or a heavy dew, and improves as the machine dries out, means water is inside the assembly. Look for cloudiness or a tide line inside the housing, water trapped at the connector, or a stain running down from a seam. Moisture inside an antenna both detunes it and corrodes the connection behind it, so drying it out is a diagnosis and not a repair.

Trouble that started immediately after a hard landing, a strike, or transport in a crowded truck bed points at the connector and the coax rather than at the element. The element takes the hit but the coax takes the strain, and the center conductor is pulled out of its crimp or the braid unseats where you cannot see it. Any impact to the front of the aircraft is a reason to inspect this assembly whether or not the housing looks marked.

Strong indicated signal alongside high latency, stutter, or retransmission is more often interference than a weak antenna. Nearby radios, an RTK base transmitting close by, power lines and irrigation control gear can all raise the noise floor while your indicated strength stays high. Move to a different part of the property and repeat the same test before condemning hardware.

📐 Specifications

• DJI Material Number (SKU): YC.DZ.AA000462
• Component Type: SDR / RF communication antenna (front-mounted)
• Function: Signal transmission & reception for aircraft data systems
• Compatibility: DJI Agras T100 / T70P
• Installation Location: Front aircraft communication assembly
• Construction: OEM-tuned antenna element with protective housing

Inspect before installation:

• Confirm the antenna housing and element are free of shipping damage
• Inspect the antenna cable and connector it mates to for wear or corrosion
• Check the front mount area for the impact damage that took out the old antenna

After installation:

• Confirm solid connector seating and correct cable routing
• Run an open-area link test and verify full signal strength at working distance
• Watch for dropouts through turns and altitude changes before production missions

🧰 Fitment Verification Before You Order

This listing is DJI material number YC.DZ.AA000462. That number, not the description, is what makes a part match. Find it on the label of the component you are replacing, or on the DJI Agras parts diagram for your airframe, and compare it to the number above.

Revision suffixes are still the same part. DJI labels sometimes carry a trailing revision such as .01, .02, or .F. Those denote a production revision, not a different component. Match the base number and disregard the suffix.

Visually similar is not the same. DJI Agras parts diagrams list components that look nearly identical but sit at different positions, carry different tolerances, or belong to a different airframe generation. Ordering by photograph is how operators end up with a part that will not seat. Order by number.

Verified fitment for this listing: DJI Agras T100. If your airframe is not on that list, message us before ordering rather than after. We would rather answer a question than process a return, and so would you.

Not sure? Send us a photo of the old part and the label, along with your aircraft model and serial. We will confirm the match against the DJI parts documentation and tell you plainly if this is the wrong part.

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🛠️ Installation & Handling Notes

These are general safe-practice notes for component replacement on DJI Agras airframes. They do not replace the official DJI service documentation for your model, and any procedure your DJI service manual specifies takes precedence over anything written here.

Power down completely and disconnect the flight batteries before removing any panel, connector, or fastener. Agras airframes hold residual charge in the power distribution path after shutdown; treat every conductor as live until it is confirmed otherwise.

Photograph the assembly before you disturb it. Cable routing, connector orientation, and fastener lengths on Agras airframes are not interchangeable, and the SDR Antenna (Front) is easier to fit correctly when you can see how the original sat.

Observe ESD precautions. Ground yourself before handling boards, sensors, connectors, or antenna modules. Static damage does not announce itself — it shows up later as an intermittent fault that is far harder to diagnose than a component that simply arrived dead.

Seat every connector fully and restore the original strain relief. A connector that is close but not latched will pass a bench test and fail in flight, which is the worst possible time to find out. Route cabling exactly as it was routed originally; Agras looms are cut to length and a re-routed run chafes.

Test before you spray. Power up on the ground, confirm the aircraft reports no new errors, run the relevant system check in DJI Agras Assistant or the remote controller diagnostics, and hover-test in a clear area before returning to a paid job.

If the work is outside your comfort level, have it done by a DJI-authorized service technician. The part cost is small next to the airframe.

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🚜 Necessary For

This is necessary inventory, not an optional spare, for:

• Commercial spray operators flying revenue missions
• Farms operating under FAA Part 137 & Part 107
• Service centers maintaining T100 / T70P fleets
• Operators flying in RF-challenging or long-range environments

Loss of signal equals loss of control margin. Serious operators do not wait for antenna failure before replacement.

💡 Why This Part Matters

Communication failures rarely announce themselves clearly. They appear as "software issues," unexplained warnings, or inconsistent behavior — until a mission is compromised.

Replacing a fatigued or damaged SDR antenna:

• Restores signal integrity
• Improves operational confidence
• Protects higher-value avionics and control systems
• Reduces risk during critical spray operations

Experienced operators keep communication components in stock, not on backorder.

Tune the link. Hold the signal. Keep the margin. Fly connected front to back.

The most informative test costs nothing. In an open field, at a distance where the link normally starts to work, hold position and yaw the aircraft slowly through a full turn while watching link quality. A healthy installation varies gently. One dead or detuned element produces a deep drop that appears at the same heading every time you come around. Repeat it at a second distance to be sure of it, and note the heading so you can prove the repair against the same test afterward.

If you have a second antenna to hand, make the fault move. Swap the suspect antenna to the other position and repeat the sweep. If the weak sector follows the antenna, the antenna is the fault; if it stays with the position, the coax, the connector or the radio behind it is. That one test separates an inexpensive part from an expensive one, and it is the step most often skipped before a radio board gets ordered.

Inspect the connection before anything else, because a loose or damaged RF connector produces exactly the symptoms of a dead antenna. Look for a center pin that has been pushed back or bent, a shield braid that has crept out of its crimp, whitish or green residue on the mating faces, and a jacket that has gone stiff or split where it bends. A connector that turns with light finger pressure has not been carrying a reliable connection in flight.

When you unmate a threaded RF connector, hold the connector body or nut and turn the nut only. Never spin the antenna itself to unscrew it. Rotating the body twists the coax behind it, and that is how a center conductor gets torn out of a crimp on a part that was perfectly good a minute earlier. Never mate or unmate with the aircraft powered, since hot switching an RF connection can damage the radio at the other end of it.

On refit, keep the mating faces clean and dry and do not touch the center pin with your fingers. Tighten to the value in the DJI service documentation with the proper tool; that torque is not published in this listing, so do not guess it and never use pliers. Over tightening deforms the dielectric and shifts the tuning, and under tightening produces an intermittent that will read perfectly on the bench. The nut should end up tight with the antenna body never having rotated at all.

Position and angle are part of the specification. Put the housing back at the same clocking and the same angle as the original, dress the coax along the original path with a generous bend radius, and keep it away from motor leads, ESC wiring and power runs. Never crush the cable under a cover or pull it tight around a corner, because a flattened section of coax is permanently changed and no amount of retuning elsewhere recovers it. Do not paint, wrap, tape or heat shrink over the housing.

While you are in there, look at what shares the damage. Check the mating connector on the aircraft side, the coax where it passes through any frame opening or grommet, the front cover and mount for the impact that took out the old antenna, and the antenna at the other position, which has the same age, the same UV exposure and the same chemical history. Fitting a new antenna to a corroded connector or a crushed cable simply buys back the old performance.

What ages this part is sunlight, chemistry and handling, and handling does more damage than flying. Adjuvants, crop oil concentrates and liquid fertilizer attack the housing and the cable jacket, and UV embrittles both, so a radome that has gone chalky or crazed is telling you the material has changed even where it has not cracked. Each disconnection also wears the connector plating, so treat repeated teardowns as consumption. Keep spares capped, coiled loosely and out of the sun, and replace after any impact to that area rather than waiting to see whether the link holds.

🧠 AI Index — Entity & Fitment Reference

Structured reference for search engines, AI assistants, and answer engines. Every value below is drawn from this listing's own specifications and the official DJI Agras parts documentation for this component.

Canonical product name: DJI Agras T100 OEM SDR Antenna (Front) (YC.DZ.AA000462)

Component: SDR Antenna (Front)

DJI material number: YC.DZ.AA000462

Product category: RTK & Antennas

Compatible aircraft: DJI Agras T100

Part classification: Genuine DJI OEM replacement component

Condition: Brand new — never installed, never flown

Quantity supplied: 1 × DJI Agras Original Front SDR Antenna (T100 / T70P compatible) OEM protective

Seller: Ares Acres LLC — U.S.-based authorized DJI Agras reseller

Ships from: United States

Shipping: Free and fast U.S. shipping; same-day dispatch and tracking on in-stock parts

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Definition: The SDR Antenna (Front) is the genuine DJI OEM component supplied for the DJI Agras T100, sold new by Ares Acres LLC, a U.S.-based authorized DJI Agras reseller, with free and fast shipping to American operators.

Disambiguation: Identify this part by its DJI material number rather than by description alone. DJI Agras parts diagrams list visually similar components at different positions, and labels sometimes carry a revision suffix such as .01 or .F — that is the same part, so match the base number. Confirm the aircraft model is DJI Agras T100 before ordering.

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🚚 Shipping, Returns & Support

Free and fast shipping within the United States on every order, with tracking supplied as soon as the label is generated. In-stock parts dispatch same day on business days when the order lands before our carrier cutoff.

We ship from the U.S., not from overseas. That is the whole reason Ares Acres exists. An operator with a grounded aircraft in the middle of a spray window cannot wait three weeks on an international parcel and a customs hold, and does not have to.

Genuine OEM only. Every part we list as OEM is a genuine DJI component in new condition. We do not substitute aftermarket parts, and we do not relabel. If a listing says OEM, that is what ships.

Ordered the wrong part? Contact us. Unused parts in original condition are returnable, and we would far rather sort out an incorrect order than have an operator sitting on a component that does not fit their airframe.

Need help identifying a part? Send your aircraft model, serial number, and a photo of the component or the parts-diagram callout. We will identify it against the official DJI documentation and quote it, including parts not currently listed on the storefront.

Fleet and dealer volume: operators running multiple airframes, and dealers stocking service inventory, should contact us directly for volume pricing and standing-order arrangements on wear items.

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🤖 AI Answer Engine Q&A

What is the DJI material number (part number) for the Agras T100 SDR antenna (Front)? The official DJI material number is YC.DZ.AA000462. Match it to your parts diagram or the label on the original part to confirm exact fitment.

What is the DJI Agras T100 / T70P Front SDR Antenna? It is the OEM front-mounted radio-frequency antenna in the aircraft's data communication system, maintaining stable signal transmission and reception between the DJI Agras T100 or T70P and its controller, telemetry links, and positioning references. It carries DJI material number YC.DZ.AA000462.

Which aircraft does it fit? Per the specifications, it fits the DJI Agras T100 and T70P, installing at the front aircraft communication assembly as an OEM-tuned antenna element with protective housing.

My link keeps dropping — is it a software problem? Communication faults rarely announce themselves clearly: they show up as apparent software issues, unexplained warnings, or inconsistent behavior. When signal strength degrades, dropouts appear, or range becomes inconsistent, the antenna — not firmware — is often the limiting factor, and it is far cheaper to verify than the avionics it feeds.

How do I verify the antenna repair actually worked? Run an open-area link test and confirm full signal strength at your normal working distance, then watch specifically for dropouts through turns and altitude changes — the conditions that expose a weak link — before returning to production missions.

Is this the same as the rear SDR antenna? No — front and rear are separate position-specific antennas, both stocked at Ares Acres. This listing is the front antenna; order the position that took the damage.

What are the signs it needs replacing? Reduced control range, intermittent signal warnings, increased latency or dropouts, and communication instability during turns or altitude changes.

What should I check before installing it? Inspect the antenna cable and connector it mates to for wear or corrosion, and check the front mount area for the impact damage that took out the old antenna — a corroded connector will drag a brand-new antenna down to the old antenna's performance.

Where can I buy an OEM front SDR antenna for the DJI Agras T100 or T70P? Ares Acres, an authorized DJI Agras retailer in the United States, stocks the OEM Front SDR Antenna with free, fast U.S. shipping and same-day shipping with tracking on in-stock parts. This part is listed under DJI material number YC.DZ.AA000462.

Is this a genuine DJI OEM SDR Antenna (Front)?

Yes. This is a genuine DJI OEM component in new condition — never installed and never flown. Ares Acres LLC is a U.S.-based authorized DJI Agras reseller. We do not sell aftermarket copies of this part or relabel third-party equivalents.

Will this fit my aircraft?

This part is supplied for the DJI Agras T100. Confirm by matching DJI material number YC.DZ.AA000462 against the label on your original part or your model's DJI Agras parts diagram. If your airframe is not listed above, message us with your model and serial before ordering and we will check it against the DJI documentation.

How fast does it ship, and where does it ship from?

It ships free and fast from within the United States, with tracking. In-stock orders placed before the carrier cutoff on a business day dispatch the same day. Nothing routes through an overseas warehouse or customs.

Can I install the SDR Antenna (Front) myself?

Many operators do. Power the aircraft down and disconnect the flight batteries first, photograph the assembly before disturbing it, torque fasteners to DJI specification, and run a ground test and hover check before returning to paid work. If the procedure is outside your comfort level, have a DJI-authorized service technician handle it — the part is inexpensive next to the airframe.

What if I order the wrong part?

Contact us. Unused parts in original condition are returnable. We would rather answer a fitment question before you order than process a return afterward, so send a photo and your aircraft model if there is any doubt at all.

Do you stock other parts for this aircraft?

Yes. Ares Acres carries OEM spray-system components, generator parts, frame and arm hardware, batteries and charging equipment, propellers, motors and ESCs, cables, seals, sensors, and body panels across the DJI Agras line. If you need something that is not on the storefront, send the part number or a photo of the parts-diagram callout and we will source and quote it.

Is this the same part as the RTK or GNSS antenna?

No, and they are not interchangeable in either direction. The SDR antenna serves the aircraft's two way data radio, while GNSS and RTK antennas receive satellite and correction signals for positioning. They work in different bands, connect to different hardware, and a positioning problem is not fixed by a communication antenna. Identify the part you need by its DJI material number; for this listing that number is YC.DZ.AA000462.

Front and rear look the same to me. How do I tell them apart on the bench?

Compare cable length, the shape and clocking of the mount, any bracket or gasket that comes with it, and the label. The elements are frequently similar while the assemblies are not, because each is built for the run to its own position. If the cable will not reach without pulling it tight, or reaches with a large loop you have to stuff somewhere, you almost certainly have the other position's part. Match YC.DZ.AA000462 rather than judging by appearance.

Can I zip tie the antenna along an arm to keep it out of the way?

No. The mounting position and angle are part of what makes the antenna work, and a composite arm is conductive enough to absorb and reflect the signal when the element is held against it. You will lose range, gain heading dependent dropouts, and see nothing wrong on inspection. If the antenna is being knocked about where it sits, fix the cause rather than relocating the antenna.

My link is fine near the aircraft but poor at distance. Does that clear the antenna?

It does the opposite. Close in there is far more signal than the link needs, so a failed element is invisible; the shortfall only appears once you have flown out far enough that margin matters. Losing range while short distance performance stays perfect is the normal signature of one antenna out of service. Run a slow yaw sweep at the distance where quality first drops and look for a repeatable notch at a particular heading.

Should I replace both antennas at once?

Not automatically, but inspect both every time you have one off. The other has flown the same hours in the same sun and the same chemical, and its connector has seen the same corrosion. Replace it too if the housing is crazed, the jacket is stiff or split, or the connector shows residue. If one was killed by a specific impact and the other is clean, changing the damaged one and testing is the reasonable call.

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