Motorola mtx 838 manual

After the modification your cable will be backwards compatible to the radios you already have. Service manuals can be found here. We'd love to have some contributions to this page! The radios are similar but they do have their differences. Some service manuals can be found here. Some service manuals and major parts diagrams can be found here. This page is limited to the MSF and related stations. Station manuals are on this page, as are articles dealing with the Micor-based Link receivers.

The MX Handheld Series Information page The "MX Series" includes several crystal based actually channel element based and synthesized handhelds and otehr products that were first introduced in Most of the information on this page covers the UHF stations. You'll also find Instruction service manuals and other articles. The modules formed the heart of the GR tabletop repeater, the RKR rack mount repeater, and were the narrowband upgrade kit for the GR and GR packaged repeaters.

The Saber Handheld Information page Motorola has discontinued manufacture and depot service on this radio, and many police, fire and other agencies are replacing them.

Here's an overview. Service manuals can be found below. The Spectra Radio Index Page Motorola has discontinued manufacture and depot service on this radio, and many police, fire and other agencies are replacing them. While Mike Blenderman K7IC has the definitive resource web site on the Spectra radios, we have lots of good stuff here too.

Probably would work the same with any controller. Articles in this section may cover specific radios mentioned elsewhere, or may be of general use when dealing with many Motorola products. Pyramid makes vehicular repeaters and they have a LOT of radio-specific interfacing and connection information contained in application notes.

Most repeater controllers require the same interfacing connections, so this is a good place to find info that's been proven to work in commercial situations. An overview of the R and it's use in the GR desktop repeater.

Don also covers interfacing it to the IRLP system. Ever had to tighten or remove the SO antenna connector on an older mobile radio? Usually it's an SO with a round nut that requires a special spanner wrench to fit it. Here's an easy to make tool that will make the job a whole lot easier. While this happened to some MaraTracs, it can also happen to a lot of other remote-mount radios that have control head cables and connectors. This article tries to explain which came first: the bent pin or the bad cable connector.

It shows the problem and how to fix it. This device is used in mobile radio internal PL boards i. Mitreks, Syntors, Maxar, Moxy, etc. Despite that, this information is valid for any equipment that uses the TRN plug-in tone element.

This article also includes a table of normal and inverted DPL codes. Touch-Code mobile microphone modification for button operation 1. I don't know if the software will let you program more than modes into the zone lists though, under the Radio Wide Information the software still reports Get the newest version you can.

This software will let you create your own model profile and then a blank codeplug. All you need to do is create a model profile with any model number you want ie. Set everything else the way you want or think it should be. Create yourself a blank default codeplug and program it into the radio. Load your normal RSS and read the radio. Program it up the way you want and program the radio. The following information was passed along to me and is a potential hazard if you use LAB RSS and write to the radio reading is fine :.

To date, 9, units have been upgraded in the field. Any questions that arise as a radio fails to power up should be directed to Florida Product Services for diagnosis and further instructions.

The number is This new tool will have the capability to reprogram as required to perform repairs. Now, above is the official explanation of the toolproof situation and its rectification. What follows below is what we have been told is the way this silly protection scheme is implemented. In its native format the format that is actually dumped to the radio , the codeplug file is actually a standard Motorola S-record.

It is unpacked from the archive file format and converted to an s-record which is stored in memory when the codeplug is read from disk. When the codeplug is written to disk, the s-record is packed and converted to the archive file that is stored. The native codeplug is a list of blocks or records. S-Records are character strings made of several fields which specify the record type, record length, memory address, data, and checksum.

Each byte of binary data is encoded as a 2-character hexadecimal number: the first ASCII character representing the high-order 4 bits, and the second the low-order 4 bits of the byte. Accuracy of transmission is ensured by the record length byte count and checksum fields. Some specific info relating to the radio's codeplug: The block type S1 refers to 'InternalCodeplugRootBlock' The data is radio parameters defined by various tools like Lab, Factory test and tuning equipment, RSS and others.

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