The CI 1085-20-L Dual Port, Multi-Function antenna supports VHF, DME, UAT/ADS-B, and ATCRBS transponder/Mode S frequencies in a single antenna. This antenna has five different TSO certifications and uses the the same popular footprint of many other ATCRBS Mode S Transponder/DME/UAT ADS-B and VHF communications antennas. This CI 1085 Multi-Function antenna is suited for operation on fixed-wing turbine powered aircrafts and light jets.
Frequency Coverage:
- VHF Communications: 116 MHz – 156 MHz
- DME: 960 MHz – 1215 MHz
- UAT/ADS-B: 978 MHz
- ATCRBS Transponder/Mode S: 1030 MHz – 1090 MHz
Product Codes | |
|---|---|
| Mfr Part No: | CI-1085-20-L |
| ECCN: | 7A994 |
| PROAPP: | PT2316NM |
| SCHEDULE B CODE: | 8529.10.4000 |
Weight: 2.25 lb, maximumInstallation Instr.: A108529 Supplied with AntennaConnector: J1 BNC (F) 116 MHz – 156 MHz J2 TNC (F) 960-1220 / 1030 MHz – 1090 MHzFinish: Polyurethane white paintCertifications: RTCA DO-160G FAA TSO C74d ATCRBS/Transponder, C66c DME, C112e ARCRBS/Mode S Transponder, C154c UAT/ADS-B, C169a VHF CommFrequency / VSWR (max): 116 MHz – 156 MHz/ 3.0:1 960 MHz – 1215 MHz / 2.0:1 1030 MHz – 1090 MHz / 1.5:1 978 MHz / 1.7:1Polarization: VerticalRadiation Pattern: Omni DirectionalImpedance: 50ΩPower Rating: VHF: 40 watts L Band: 1 KW peak
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: CI-1085-20-L
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Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
