DJ0WH

Quik-Call II; QCII or Two-Tone was a signalling format developed by Motorola and I think GE in the 1950s for use in pagers. This was before ...

Click to enlarge This question came in via my Blog's contact form the other day. It's quite a broad question which is difficult to s...

UPDATE (28.05.19) The below is only applicable to CPS 16.0 and earlier. CPS2 has different error codes that are in form of 100XXXX w...

This post was updated on 26.08.2024 with some additional information. [Q] Is there a way to Factory Reset a SLR5500 Repeater or is there a ...

Pulling pin 17 to ground will activate PTT function, activating the auxillary microphone input. Receive Audio is a fixed level (in...