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Unified Microsystems Band Decoder/Antenna Selector Modules

5.0 out of 5 stars 6 Customer Reviews

Unified Microsystems Band Decoder/Antenna Selector Modules are important components if you are building your own automatic antenna switching system. These modules i
Unified Microsystems Band Decoder/Antenna Selector Modules are important components if you are building your own automatic antenna switching system. These modules include the switching logic and relay drivers to easily interface between your Elecraft K3, Yaesu radio or computer, and the antenna switches. Use the BCD-14 to decode band switching for up to 14 relays.

The BCD-14 modules decode the band select signals from your radio or computer to automatically select the proper antenna or band pass filter for your chosen band of operation. The module's inputs are optically isolated to provide maximum isolation betwee
Unified Microsystems Band Decoder/Antenna Selector Modules are important components if you are building your own automatic antenna switching system. These modules include the switching logic and relay drivers to easily interface between your Elecraft K3, Yaesu radio or computer, and the antenna switches. Use the BCD-14 to decode band switching for up to 14 relays.

The BCD-14 modules decode the band select signals from your radio or computer to automatically select the proper antenna or band pass filter for your chosen band of operation. The module's inputs are optically isolated to provide maximum isolation between your radio or computer and the antenna switching system. Module outputs are grounding-type open-collector relay drivers. If the antenna or filter switch you wish to control requires high-side drivers, add the optional HSD-9 module.

One output per band will be active, depending on the input signals. However, outputs may be wired to select a single antenna for multiple bands. For example, one relay may be used to select your tri-bander. With two jumpers installed on the BCD-14, that relay will be activated whenever your radio is set to any one of that antenna's three bands.

The BCD-14 covers all bands, 160-10 meters, including the WARC bands plus 6 meters, 2 meters, and 440 MHz. The BCD-14 boards have corner mounting holes, but hardware, enclosures and antenna relays are user supplied.

Why risk transmitting on the wrong antenna or put yourself in the position to require manual selection at all? Use this economical Unified Microsystems Band Decoder/Antenna Selector Module from DX Engineering, to build your automated antenna selector system!

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Circuit Board, Band Decoder and Relay Driver Type, 12 Vdc, Kit

Part Number: UMS-BCD-14

5.0 out of 5 stars ( 6 )

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