{"product_id":"frsky-archer-plus-gr8-variometer-receiver","title":"FrSky Archer Plus GR8 8-Channel Variometer Receiver","description":"\u003cp\u003eThe FrSky Archer Plus GR8 Variometer Receiver is an advanced 2.4GHz receiver designed for RC glider pilots and model aircraft enthusiasts who value accurate altitude information, responsive variometer feedback and reliable radio communication. Part of FrSky's enhanced Archer Plus series, the GR8 combines an upgraded high-precision variometer with flexible receiver connectivity and support for both ACCESS and ACCST D16 protocols.\u003c\/p\u003e\n\u003cp\u003eFeaturing eight high-precision PWM channel ports, dual detachable antennas and full-range telemetry, the Archer Plus GR8 provides a versatile solution for a wide range of compatible RC aircraft. Its upgraded variometer delivers more accurate and responsive altitude and vertical speed measurements, while compatible FrSky ACCESS transmitters can provide improved audible vario feedback to help pilots monitor climbs and descents during flight.\u003c\/p\u003e\n\u003cp\u003eEnhanced RF interference resistance, SBUS input for receiver redundancy, SBUS output supporting 16-channel and 24-channel modes, and FBUS connectivity further increase the receiver's flexibility. External voltage monitoring and black-box flight data recording add useful functionality for pilots who want greater insight into their aircraft's performance.\u003c\/p\u003e\n\u003cp\u003eWhether you're setting up a thermal-soaring glider or upgrading an existing RC aircraft, the FrSky Archer Plus GR8 delivers a compact combination of telemetry, versatile connectivity and dependable control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUpgraded high-precision variometer – provides more accurate and responsive altitude and vertical speed measurements for improved flight awareness.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eACCESS and ACCST D16 compatibility – supports both FrSky 2.4GHz protocols, with automatic protocol matching during binding on compatible transmitters.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e8 high-precision PWM channel ports – provides direct control connections for compatible servos and aircraft equipment.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e16-channel and 24-channel SBUS modes – supports expanded channel configurations through SBUS output.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDual detachable antennas – allows flexible antenna positioning to help optimise reception.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFull-range control with telemetry – manufacturer-specified range exceeds 2km under suitable conditions; actual range varies with installation and local conditions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEnhanced RF interference resistance – improved resistance to radio-frequency interference for robust radio performance.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpark-ignition interference protection – includes anti-interference capability for installations using spark-ignition engines.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSBUS input for redundancy – can serve as a primary receiver in a compatible redundant receiver setup.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFBUS and S.Port connectivity – supports compatible telemetry devices and accessories.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlack-box data recording – supports recording basic power- and signal-related flight data, subject to firmware support.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExternal voltage monitoring – measures external battery or device voltage through the AIN2 input.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOver-the-air firmware updates – supports OTA updating where compatible.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompact, lightweight design – weighs just 9.8g, making it suitable for weight-conscious aircraft installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRC glider pilots who rely on accurate altitude and climb-rate information.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermal-soaring enthusiasts who want responsive variometer feedback.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRC aircraft pilots using compatible FrSky ACCESS or ACCST D16 transmitters.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel aircraft builders requiring eight high-precision PWM outputs.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePilots who want 16-channel or 24-channel SBUS capability.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRC enthusiasts building redundant receiver systems using SBUS.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAircraft installations requiring telemetry, external voltage monitoring and flexible connectivity.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExperienced FrSky users who want to integrate compatible FBUS telemetry devices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Summary\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe FrSky Archer Plus GR8 is a lightweight, telemetry-equipped receiver designed to deliver precise variometer data and versatile connectivity for compatible RC aircraft. Its upgraded sensor measures altitude from -700m to 10,000m with 0.1m resolution and measures vertical speed across a range of ±10m\/s.\u003c\/p\u003e\n\u003cp\u003eWith support for ACCESS and ACCST D16, eight high-precision PWM outputs, 16-channel and 24-channel SBUS modes, and dual detachable antennas, the GR8 is particularly well suited to glider pilots who want better awareness of their aircraft's vertical movement.\u003c\/p\u003e\n\u003cp\u003eEnhanced interference resistance, receiver redundancy support and external voltage monitoring make it a flexible choice for both new aircraft builds and receiver upgrades.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: FrSky\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct series: Archer Plus\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel: GR8\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct type: RC receiver with variometer\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating frequency: 2.4GHz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupported protocols: ACCESS \/ ACCST D16\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePWM channel ports: 8 high-precision outputs\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSBUS channel modes: 16CH \/ 24CH\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTotal channel capability: 8 PWM channels with expanded SBUS channel modes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVariometer: Upgraded high-precision sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAltimeter measurement range: -700m to 10,000m\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAltimeter resolution: 0.1m\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVertical speed measurement range: ±10m\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAntennas: 2 detachable antennas\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAntenna connector: IPEX4\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSBUS output: Supports 16CH \/ 24CH modes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSBUS input: Supports signal redundancy\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTelemetry: S.Port \/ FBUS\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExternal voltage monitoring: AIN2, 0–35V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBattery voltage divider ratio: 1:10\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating voltage: 3.5–10V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating current: Less than 65mA at 5V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eControl range: Over 2km under suitable conditions\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFirmware updates: OTA, where supported\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions (L × W × H): 54 × 20 × 10mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: 9.8g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatibility: FrSky 2.4GHz ACCESS \/ ACCST D16-capable transmitters\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePackage contents: 1 × FrSky Archer Plus GR8 receiver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility note:\u003c\/strong\u003e Some features require compatible ACCESS and ETHOS support. Check transmitter protocol, firmware and configuration compatibility before installation. Actual radio range depends on local conditions and aircraft setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Buy From Probuild Aircraft\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✅ Official FrSky UK Service Centre\u003cbr\u003e✅ Official UK FrSky stockist\u003cbr\u003e✅ 100% genuine FrSky products\u003cbr\u003e✅ Trusted by top international pilots\u003cbr\u003e✅ Fast UK shipping\u003cbr\u003e✅ Trusted by pilots since 1993\u003c\/p\u003e","brand":"FrSky","offers":[{"title":"Default Title","offer_id":56974128185730,"sku":"03020114","price":43.9,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7711\/0146\/files\/ap-gr8-1_1.webp?v=1791720110","url":"https:\/\/www.probuild-uk.co.uk\/products\/frsky-archer-plus-gr8-variometer-receiver","provider":"Probuild Aircraft Ltd","version":"1.0","type":"link"}