{"product_id":"frsky-tw-gr8-8-channel-receiver-variometer","title":"FrSky TWIN TW GR8 Receiver – 8 Channel with Variometer","description":"\u003ch3 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eFrSky TWIN TW GR8 Receiver\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe FrSky TW GR8 combines FrSky’s advanced TWIN protocol with an integrated high-precision variometer in a versatile 8-channel receiver. Designed for gliders and other aircraft requiring dependable long-range control and accurate flight telemetry, the TW GR8 provides eight standard PWM outputs, flexible signal connections, and dual active 2.4GHz performance.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnlike traditional backup receiver systems, the TWIN active-active protocol operates both 2.4GHz frequency bands simultaneously. Both links remain active throughout the flight instead of waiting for one signal path to fail before switching to another, helping provide improved signal stability, resilience, and long-range performance.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TW GR8 provides 8 PWM output channels, SBUS Out, SBUS In for signal redundancy, and FBUS\/S.Port telemetry support. When configured for FBUS in ETHOS, control signals and telemetry can be carried through a single wire with compatible FBUS devices, reducing wiring and simplifying aircraft installation.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAn integrated high-precision variometer supplies accurate altitude and vertical-speed telemetry without requiring a separate external sensor. This makes the TW GR8 particularly well suited to gliders, sailplanes, and other aircraft where altitude and climb-rate information are important.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch3 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eCompatibility Note\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TW GR8 is compatible with FrSky TWIN Series radios and RF modules operating in TW mode. This includes the FrSky TWIN X14, TWIN X14S, and other TWIN Series transmitters that support the TW protocol. It is not a Tandem TD receiver and should be used with TWIN\/TW-compatible systems.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch3 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\n\u003cspan\u003eDual active 2.4GHz TW protocol for stable signal performance\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eActive-active dual-frequency operation, not simple standby redundancy\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eIntegrated high-precision variometer\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eAccurate altitude and vertical-speed telemetry\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eDual 2.4GHz antenna system for reliable signal coverage\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eVersatile 8-channel receiver design\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003e8 PWM output channel ports\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eSBUS Out with 16CH \/ 24CH support\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eSBUS In for signal redundancy\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eFBUS \/ S.Port telemetry support\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eSingle-wire FBUS support for compatible telemetry and control devices\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eBuilt-in Black Box function\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eLong control range depending on RF power settings\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eOver-The-Air OTA firmware update support\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eCompatible with FrSky TWIN Series radios and RF modules in TW mode\u003c\/span\u003e\n\u003c\/p\u003e\n\n\u003ch3 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\n\u003cspan\u003eFrequency: Dual 2.4GHz\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eDimensions: 54 × 20 × 10 mm\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eWeight: 9.8g\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eOperating Voltage: 3.5–12V\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eMinimum Voltage During Operation: Above 2.8V\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eOperating Current: 80mA @ 5V\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003ePWM Channels: 8\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eSBUS Out: 16CH \/ 24CH support\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eSBUS In: Supported for signal redundancy\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eTelemetry: FBUS \/ S.Port\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eAltimeter Measurement Range: −700m to 10,000m\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eAltimeter Resolution: 0.1m\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eVertical Speed Measurement Range: ±10m\/s\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eAIN2 Voltage Measurement Range: 0–36V with external connection\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eAntenna Connector: IPEX4\u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003eCompatibility: FrSky TWIN Series radios and RF modules in TW mode\u003c\/span\u003e\n\u003c\/p\u003e\n\n\u003ch3 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eProduct Manual\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.frsky-rc.com\/wp-content\/uploads\/Downloads\/Amanual\/TW%20R8%20TW%20GR8%20Manual.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eTW GR8 Product Instruction Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"FrSky","offers":[{"title":"Default Title","offer_id":50323937394902,"sku":null,"price":51.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/2413\/3334\/files\/GR8-3.jpg?v=1785283480","url":"https:\/\/flightproinc.com\/products\/frsky-tw-gr8-8-channel-receiver-variometer","provider":"Flight Pro","version":"1.0","type":"link"}