WebElectrically a duplexer is a device using sharply tuned resonate circuits to isolate a transmitter from a receiver. This allows both of them to operate on the same antenna at … WebMar 21, 2024 · Fumei UHF 400-470MHz 30W Duplexer for Radio Repeater with Preseted Low Frequency 462MHz & High Frequency 467MHz & N Female connectors. This item …
Duplexer For Repeaters With Free Tuning - YouTube
WebJan 12, 2024 · 4 and 6 cavity UHF and 70 cm duplexers. UHF and 70cm / 440 MHz Service includes documentation of final tuning & performance Typical turnaround time: 2 business days (but not guaranteed) $89.95 + return shipping and insurance cost; 4-cavity VHF, 2 Meter, and 1.25 Meter Duplexers. VHF / 2-Meter / 1.25 Meter / 220 MHz Band WebDimensions: 30 x 156 x 232 mm (1.2 x 6.2 x 9.2 in) Temperature: -30 to +60 C Weight < 1.1 kg Free Programming/Tuning included! Please specify your Frequencies in the order notes. Chat with us online or give us a call us at … florist near south golden beach
Surecom SR-328 Ham Radio Duplex Repeater Controller , build …
WebAug 22, 2011 · Here's a really good tutorial on duplexers: Duplexers: Theory and Tune Up That all being said, those surplus mobile duplexers make dandy portable repeaters; I put one together for emergency use using a couple of Motorola Radius transceivers, a simple controller, and one of those mobile duplexers. Worked like a charm. WebMay 28, 2024 · A Ham buddy of mine and I were trying to setup a UHF repeater in our area due to a lack of them. We had two Motorola CDMs, one a 1250 and one a 1550, and we purchased a $200 or so reject only duplexer to use from a seller on eBay. When we received the duplexer, we hooked it up and the TX radio severely overpowered the RX … WebJan 7, 2024 · Duplexer Tuning - NanoVNA V2 Forum Beware of cheap underperforming clones As of 2024 there are many badly performing clones on the market. V2/3GHz NanoVNA uses parts like ADF4350 and AD8342 which are costly and clones have been cutting costs by using salvaged or reject parts. florist near shaker heights ohio