DJ0WH: SLR5500

Showing posts with label SLR5500. Show all posts

My 25-watt repeater is showing an error. Can you please help me fix this issue?

Tuesday, September 08, 2026

[Q] I have two SLR 5300* repeaters, one 25-watt and one 50-watt. I accidentally read the program from the 50-watt repeater and flashed it o...

The modem board is toast ...

Tuesday, September 01, 2026

[Q] I have a Motorola SLR5700 that will not pass self test or boot. Unit powers on but halts with the following LED light pattern. Bell Sym...

Looking for antenna switches that will work with Motorola SLR5500?

Tuesday, July 16, 2024

[Q] I am looking for antenna switches that will work with Motorola SLR5500. The majority of switches on the market are 10W, but I need 50W....

Is there a way to Factory Reset a SLR5500 Repeater?

Tuesday, June 18, 2024

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 ...

DP4800 won't transmit to DM4600 when using split frequencies.

Tuesday, March 19, 2024

[Q] We build our own semi-duplex interfaces with two DM4600 radios. We have the problem that the DP4800 won´t transmit to the RX DM4600. Th...

Repeater audio priority

Tuesday, July 11, 2023

Q. In the SLR5500 repeater, there are two fields within the Accessories section of the software: TX audio priority and Repeater Audio prior...

Many readers still get this wrong!

Friday, February 25, 2022

(c) Pxhere Last week, I posted a poll on LinkedIn where I asked: On a MOTOTRBO Capacity Max system, which of the following hardware configu...

SLR5500 Auxiliary Connector

Tuesday, October 19, 2021

I've had a few questions about connecting peripheral equipment - such as repeater controllers and data terminals - to the SLR5500 repea...

How to configure IP site connect with fifteen SLR5500 repeaters?

Tuesday, July 06, 2021

I got the above question, via my contact form, the other day. I could write a Tolstoy-length blog-post as an answer, but instead would like ...

Repeater Battery Backup

Tuesday, January 12, 2021

The intention behind any battery backup system is to keep the equipment powered for short periods of time until the AC mains is restored. No...

Setting up Dynamic Mixed Mode and Extended Range Direct Mode in a repeater

Tuesday, October 20, 2020

Dynamic Mixed Mode is a repeater feature that allows a standalone repeater to support analogue and digital users. When configured for this,...

Battery backup for high sites - some thoughts

Tuesday, April 16, 2019

The intention behind any battery backup system is to keep the equipment powered until the AC mains is restored. Lead-Acid batteries are a...

Why a mobile radio is not a good repeater IMHO

Tuesday, December 11, 2018

While a mobile can be powered from the mains and can be connected to an external antenna, it is not optimal for use as a repeater. Here...

Oh, I didn't know that: Repeater status via a web browser

Tuesday, August 14, 2018

Screenshot from one of my YouTube videos showing what you can see. Using a web browser, it's possible to get status; control and er...

Repeater remote control from a radio

Tuesday, July 31, 2018

Update:04.09.2018 Dynamic Mixed Mode provides a convenient means of providing repeater coverage for both analogue and digital radio users...

SLR1000: a big repeater in a small package

Monday, August 28, 2017

The SLR 1000 repeater allows you to easily extend the range of your network to cover dead spots and remote locations, so that teams can st...

SLR5500 Auxillary Connector

Monday, July 31, 2017

The Auxiliary Connector on the back of the SLR5500 presents a number of analogue and digital; inputs and outputs. The connector itself (sh...

New in R2.6: DNS

Monday, June 06, 2016

It is now possible to configure a Master repeater with a local static IPv4 address, or a static DNS address, that is mapped to a dynamicall...

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