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BK Technologies (Relm) KRU-4A-50

RELM/BK P25 Digital UHF Repeater, 400-470 MHz, 50 Watts, Rack Mount
AC or DC powered portable repeater
Microphones and options sold separately
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Item SKU Number:  180902
Manufacturer Part Number:  KRU4A50, KRU 4A 50, KRU-4A-50
FCA point / Shipped from:  USA 
 Item Details:


RELM (Bendix King) APCO P25 Digital/Analog Tactical Repeater

Combine two BK Radio DMH digital mobile radios to enable the DRH tactical repeater to extend digital/analog network coverage whenever and wherever needed. Fully compliant with APCO Project 25 specifications for digital public safety radio. More Radio for Your Dollar, times two.

- 136-174 MHz VHF, 400-470 MHz or 470-512 MHz UHF
- 400 channels
- Digital/analog operation (backward-compatible with all analog radios)
- 50 or 100 watts programmable RF power
- Flex-Mode per-channel narrowband/wideband channel spacing
- Digital, analog, and mixed-mode operations on each channel plus Automatic Mode Detection
- Cloning technology transfers information from one radio to another radio, or radio to repeater, or repeater to radio, automatically
- FLASH technology enables future enhancements without hardware changes, instead adding software capabilities quickly and easily.
- Ultra-secure multi-level password programming protection, DES/AES encryption options APCO P25 Digital Portables | APCO P25 Digital Mobiles


 Manufacturer's Catalogs and Guides:

These files contain information about the available products from the manufacturer. If you need something that is not on our website, please contact us. We will help you purchase the desired product at a low price.

BK Technologies Catalog 2023
BKR & KNG Accessory Catalog

Published Date: August 2025
BK Technologies BKR Accessory Catalog 2022.pdf
BKR Accessory Catalog

Published Date: March 2022
BK Technologies All Products Catalog
BK Technologies All Products Catalog

Published Date: January 2026


Relm BK Radio BK Technologies is deeply rooted in the public safety radios and communications Industry and manufactures high specification communications equipment of unsurpassed reliability and value for use by public safety professionals and government agencies, as well as radios for use in a wide range of commercial and industrial applications. Advances include a broad new line of leading digital two-way radios compliant with APCO Project 25 specifications.

BK Technologies two-way radios always incorporates the latest technology. The quality and function of the BK Technologies two-way radio can meet your demands for reliable communication. BK Technologies' products are manufactured and distributed worldwide under Bendix King and Relm brand names.





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