{"title":"Audio Interfaces","description":"\u003cp\u003eThe Audio category includes specialised aircraft communication and radio audio interface equipment used to connect, manage, and integrate aviation radio and intercom systems. Products include radio interface units, tie line adapters, audio controllers, communication interfaces, signal conditioning modules, and related components designed for fixed-wing and helicopter installations. These systems help ensure reliable audio routing, radio integration, and communication interoperability between onboard avionics and external communication equipment.\u003c\/p\u003e","products":[{"product_id":"universal-radio-interface-35k-39-trf11","title":"AA34 Universal Radio Interface 35k' (TRF11)","description":"\u003cp\u003e \u003cstrong\u003eThe AA34 universal radio interface\u003c\/strong\u003e integrates with an aircraft radio to handle the interfacing and switching requirements of mobile or CB radio systems. This unit provides microphone excitation; relay keying, and sidetone generation which also is fully isolated from the aircraft ground. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e FEATURES \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMobile\/FM radio interface\u003c\/li\u003e\n\u003cli\u003eFloating key lines\u003c\/li\u003e\n\u003cli\u003eRX \u0026amp; Sidetone amplifier\u003c\/li\u003e\n\u003cli\u003eFloating audio lines in and out\u003c\/li\u003e\n\u003cli\u003eMic amplifier with adjustable output\u003c\/li\u003e\n\u003cli\u003eSelectable functions and levels\u003c\/li\u003e\n\u003cli\u003ePower: 13.8 VDC±10% mVRMS or 27.5 VDC±10% (select by pin), at 70 mA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRequires Install Kit:\u003c\/strong\u003e EDI-34C or AA34-IKC (Not included)\u003c\/p\u003e \n\u003cem\u003e  \u003c\/em\u003e","brand":"Pilot Gear","offers":[{"title":"Default Title","offer_id":45340833153133,"sku":"AA34-300","price":2782.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/dm3d9.webp?v=1783175421"},{"product_id":"ics-tie-line-adapter-digital-no-faa-cert-trf15","title":"ICS Tie Line Adapter, Digital (No FAA Cert) (TRF15)","description":"\u003cp\u003eThe\u003cstrong\u003e AA36-100\u003c\/strong\u003e Digital ICS Tie Line Adapter technology allows integration of NAT audio system into aircraft with other existing systems.This adapter can be set to work in a number of installation configurations. The typical application would have an NAT ICS tie line (or SuperNAT tie line) being interfaced to another 'universal' bi-directional tie line. Alternatively, the NAT tie line can be interfaced with the 'universal' uni-directional tie line. \u003c\/p\u003e\n\u003cp\u003eThe AA36-100 accepts intercom bi-directional audio from NAT standard ICS tie line and can accommodate up to three NAT loads in parallel. In NAT Super tie mode, up to 3 NAT Super tie loads are allowed. \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccepts intercom bi-directional audio from NAT standard ICS tie line\u003c\/li\u003e\n\u003cli\u003eAccommodate up to three NAT loads in parallel\u003c\/li\u003e\n\u003cli\u003eNAT tie line can be interfaced with the 'universal' uni-directional tie line\u003c\/li\u003e\n\u003c\/ul\u003e \n\u003cem\u003e  \u003c\/em\u003e","brand":"Pilot Gear","offers":[{"title":"Default Title","offer_id":45340833185901,"sku":"AA36-100","price":12220.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/GetImageNoResize_fc58c90a-01d6-4815-b7ad-a6f0faf35afa.jpg?v=1781484456"},{"product_id":"commercial-radio-interface-15k-39","title":"Commercial Radio Interface 15k'","description":"\u003cp\u003eThe CRI-1 is specifically designed to allow the integration of a wide range of commercial radio equipment into an aircraft audio system. The CRI-1 provides microphone bias, relay keying and sidetone generation. It also provides adjustable microphone and audio outputs that are isolated from airframe ground. A wide range of radio microphone inputs can be accommodated through the appropriate selection of a resistor impedance network.\u003c\/p\u003e\n\u003cp\u003eThe CRI-1 is CASA APMA and STC approved for installation into the Eurocopter AS 355F1 Series. For limitations and conditions please refer to STC ASA096SY.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll microphone and audio inputs and outputs are transformer isolated to minimise earth loop induced noise and have a 2kV breakdown voltage\u003c\/li\u003e\n\u003cli\u003eMay be operated in either a 14VDC or 28VDC electrical system\u003c\/li\u003e\n\u003cli\u003eDual keying relay contacts, (NO-NC-C), provide radio keying, microphone switching etc.\u003c\/li\u003e\n\u003cli\u003ePins are allocated on the mating connector for external matching\/attenuator network for specific microphone impedance matching requirements\u003c\/li\u003e\n\u003cli\u003ePins allocated to add an external speaker load resistor\u003c\/li\u003e\n\u003cli\u003eAccommodates a wide range of radio input levels and impedances\u003c\/li\u003e\n\u003cli\u003e600 and 150ohm outputs up to 0dbm are provided\u003c\/li\u003e\n\u003cli\u003eDesigned to meet ARINC audio output (3 standard aircraft headsets direct)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eTemperature: -40 to +50 Degrees C (operating)\u003c\/p\u003e\n\u003cp\u003eAltitude: 15,000 ft max.\u003c\/p\u003e\n\u003cp\u003eHumidity: 95% non-condensing\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePhysical \u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHeight: 30 mm (1.18 inches) \u003c\/p\u003e\n\u003cp\u003eDepth: 71 mm (2.79 inches) \u003c\/p\u003e\n\u003cp\u003eWidth: 115 mm (4.53 inches) \u003c\/p\u003e\n\u003cp\u003eWeight: 230 g (0.5 lb) Mounting:\u003c\/p\u003e\n\u003cp\u003eBulkhead attachment\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eElectrical Specifications \u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eVoltage: +14VDC or +28VDC (pin selectable)\u003c\/p\u003e\n\u003cp\u003eCurrent: 60mAmps Max\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInterface Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAudio Output: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLevel: 3 volts RMS into 50 Ohm\u003c\/p\u003e\n\u003cp\u003eImpedance: \u0026gt;50 Ohm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMicrophone Output: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLevel: +8 dbm (adjustable)\u003c\/p\u003e\n\u003cp\u003eImpedance: 600 Ohm and 150 Ohm (Note: other impedances can be achieved using external resistor networks – Refer to installation section)\u003c\/p\u003e\n\u003cp\u003eFrequency Range: 300 Hz to 6 kHz\u003c\/p\u003e","brand":"Pilot Gear","offers":[{"title":"Default Title","offer_id":45340833218669,"sku":"CRI-1","price":2145.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/2041\/4573\/files\/GetImageNoResize_59b8c365-ef40-4a64-88b8-bad685ede7e3.jpg?v=1781484462"}],"url":"https:\/\/www.pilotgear.com.au\/en-id\/collections\/audio-interfaces.oembed","provider":"Pilot Gear","version":"1.0","type":"link"}