*PRM830 Head*

This web page is dedicated to radio enthusiasts using the PRM80 & PRP80 series of professional two way
radios.

There is information on:

*The PRM80 family of radios
*features and functions of the variants available
*options available
*basic architecture
*amateur (ham) 2 metre / 144 MHz conversion
*tune up information for VHF & UHF versions
*W4 band (490-520 MHz) to UHF CB (477 MHz, Australia only) conversion
*UHF to VHF and vice versa conversions
*programming out of band frequencies
*typical performance specifications
*high power for UHF CB (Australia only)
*other miscellaneous modifications
*selective calling (SelCall) for the PRM80, including the decode & display feature
*firmware versions & upgrades
*"trunking" to PMR or "normal" mode conversions
*interface pinouts
*constructing a cross band repeater cable
*adding a scrambler to the PRM8030
*adding an external keypad to the PRM8030
*building your own PRM80 (all versions) programming interface
*troubleshooting your programming interface
*common problems, faults & their fixes
*PRM8030 to PRM8040 conversion and programming
*considerations for using a modified PRM80 in a mobile
*identifying PRM80 boards from various versions and bands
*photos of the radio internals, modifications, bits & pieces etc etc.
*web pages to visit relating to the PRM80

*the PRP80 family of portables
*features and functions of the PRP80
*programming the PRP80
*hardware & software tricks of the PRP80
*performance specifications
*tuning info
*trunking to PMR conversion
*photos of the PRP80 externals and internals
*other general information

For the PRM80, this information is in the one document, which you can download (201k) here:
PRM80mod.zip

Frequently Asked Questions (FAQs) about the PRM80 and this website can be found here:
PRM80FAQ.rtf

FREE SOFTWARE to program the PRM80 series of radios can be found at these URLs:
PRMSW_DL.txt

There are several pictures associated with this document, some of which will show what needs to
be done for some modifications better than any words can describe:
prm80_1.jpg
prm80_2.jpg
prm80_3.jpg
prm80_4.jpg
prm80_5.jpg
prm80_6.jpg
prm80_7.jpg
prm80_8.jpg
prm80_9.jpg
headfrnt.jpg
headrear.jpg
headint.jpg
mics.jpg
cables.jpg
R4001.jpg
intfc1.jpg
intfc2.jpg
intfc3.jpg
PRM8010.jpg
8010ARF.jpg
8010ctrl.jpg
8010ctrr.jpg
8010head.jpg
8030DM1.jpg
8030DM2.jpg
8030DM3.jpg
8030DM4.jpg
8030DMCR.jpg
8030UWRF.jpg
RJ45pins.gif
mic_sch.jpg
8020ctr1.doc
8020ctr2.doc
8020bot.jpg
8020top.jpg
8020W1rf.jpg
20headbk.jpg
20headfr.jpg
call37.jpg
8040disp.jpg
8040head.jpg
prm80s.gif
Sim8025.gif
prm80b2b.jpg
4diglit.jpg
6diglit.jpg
8040hd.jpg
8040in_1.jpg
8040in_2.jpg
8040in_3.jpg
8040in_4.jpg
8038head.jpg
leak.jpg
handset1.jpg
handset2.jpg
DCU80_1.jpg
DCU80_2.jpg
8025_6d.jpg
8030TURF.jpg
8030back.jpg
80keymic.jpg
inkeymic.jpg
8040key.jpg
8060.pdf
8070_uP1.jpg
8070_uP2.jpg
PRX96mdt.jpg.jpg
SRD8803.jpg
srl.zip - diagnostics for 8010/8020
uhf-VHFcalc.xls
8030A2D.xls
UtoV.doc

And the 8030/8040 firmware images mentioned in the modification document can be downloaded here:
8030firm.zip

For a user review of the PRM 80 radios and

SIMPLE USER INSTRUCTIONS

 take a look at this:
8030rev.doc

>> FOR SALE ITEMS <<

 You've constantly asked for it, so here it is:
forsale.txt

Mitaux no longer does repairs, modifications, diagnosis, programming or stocks spares.

For the PRP80, the info is also in the one document, which you can download (53k) here:
PRP80mod.doc

There are a few pictures associated with the PRP80 document, which will show exactly what the document
is referring to:
prp80uhf.jpg
prp80vhf.jpg
prpctrl.jpg
prpkey.jpg
prpfrnt.jpg
prps.jpg
prpprog.jpg
prp80ck1.jpg
prp80ck2.jpg
prp80ck3.jpg
prp80ck4.jpg
prp80ck5.jpg
prpacces.jpg
prp80pi.jpg