00:00Need compact receiver without FrSky premium price?
00:03Compare Radiomaster R81 against FrSky TWSR8.
00:09TWSR8 gives dual 2.4 GHz redundancy, high cost, bulk.
00:14R81 series gives ultralight nano footprint, D8 SBUS simplicity, fraction of cost.
00:21Track down best Radiomaster options and lowest prices online.
00:24First option, standard Radiomaster R1 Mini R81, 8CH nano.
00:31Costs $8.47.
00:34Almost 5,000 sold, perfect 5-star rating.
00:38Weighs nothing, puts out reliable 8-channel SBUS signal, binds instant to multi-protocol radios.
00:45Best dirt-cheap micro-build choice.
00:48Second option, Radiomaster R81 Mini 8CH with RSSI telemetry.
00:52Costs $17.47.
00:56Adds return telemetry signal straight to TX16S, TX12, or Tehrani's X7 radios.
01:03Range holds strong past standard park flyers.
01:07Worth extra money if audio link warnings matter.
01:10Third option, Radiomaster R81 V2, 8CH nano.
01:15Sits at $12.11 with 4,000 units moved.
01:19Hardware revision brings cleaner board layout, better antenna solder durability.
01:25Stable SBUS stream, perfect mid-tier pick for 3-inch quad builds.
01:30Fourth option, Multi-Protocol Radiomaster R81 V2.
01:35Costs $8.92.
01:38Best value per dollar.
01:40Pulls 1-kilometer range at 2 grams weight, runs 4.5-6 volts, supports D8, D16, SFHSS protocols.
01:49Beat TWSR-8 hands down for cheap basher rigs.
01:53Fifth option, Radiomaster R81 2.4 G8 channel FRSky D8 dedicated model.
01:59Runs $8.47.
02:02Over 2,000 sold with clean 5-star track record.
02:06Lockdown D8 SBUS protocol gives fast boot times, zero setup headache on OpenTX or EdgeTX transmitters.
02:13All product links placed in description below.
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02:20Drops comments on which receiver flies on current build.