plowboy's CB mods
Make a simple yet effective 10kc
slider from a junk AM/FM radio part
Also make a 5kc jump switch!
Add a super swing diode
kit to MB8719 AM/SSB radios
For Cobra 140 & 142 GTL (8719) Washington (8719)
Cobra 148 GTL and ST, 2000 GTL, President Grant,
Uniden Grant, Grant XL, Grant LT, Madsison,
President McKinley, P400,
Realistic TRC450, TRC490,
Midland 70-900,
Robyn SB-505,
SBE LCBS-8, SBE LCMS-8
Teaberry Ranger T, Stalker IX,
Stalker XV, Stalker xx
Pierce-Simpson Super Bengal MkII
Texas Ranger TR-296
Tram D400, D80
Make your own Super-Talk
from rat-shack parts!
Here's a cheap to build kit, when it's installed
it gives a CB lots of forward swing. Also it gives you
variable dead-key power. Nice for squeezing some more
power out of your linear amp.
Convert an RM Amp to
class AB for SSB use
This mod from Rabbit Ears
Add a super swing
diode kit to a radio that
has the EPT 3600,
EPT 6900, EPT069610Z,
PC833, PC893, PC965
or PC999 board
Radios (mostly export) using these boards EPT3600, EPT6900, EPT069610Z
PC833, PC999, PC893, and PC965:
(there could be more than are listed here)
Alan 87,
Connex 3300, 3500
Dirland 3300, 3600, 3900
Eagle 2000
Excalibur base, Excalibur Samuri
Galaxy II, Galaxy 2100, 11B, 22B,
2517, DX33, DX44, DX55, DX66, DX73V,
DX77, DX88, DX99V, DX959, DX949, 2547,
Melaka, Pluto, Saturn, Siruis
Mirage II, Mirage III, Mirage 44,
6600, 88, 9900
Realistic TRC-451
Stalker 9-FDX
Super Galaxy
Superstar 3300, 3600, 3900
Tek 506
Texas Ranger TR396 & TR696
Texas Star
President Franklin
President McKinley(PC893)
President AX144 (PC833)
Grant Export AM/FM/SBB (PC999)
Add a Galaxy FC-347 / General FC-390
to a PRESIDENT WASHINGTON (8719)
This mod sent infrom Rabbit Ears
How to add 10khz switch
to a 40 channel AM CB radio
This is an easy mod you can do
with a few 4.7pf ceramic disc capacitors
sold at Rat shack
Schematic for Boomer 250 and White Tornado 225
Linear Amps!
Add extra channels to
a 23 channel radio that has
the PLL02A chip
Add extra channels to
a 40 channel AM
radio that has
the PLL02A chip
Radios using this board PTBM049:
Midland: 76-858, 76-863, 76-866, 77-830,
77-838 77-849, 77-857, 77-882, 77-888, 77-889,
77-899 77-955, 77-963
G.E. 3-5804D, 3-5811B, 3-5812A, 3-5814B
3-5819A
Colt: 290, 390, 800
Lafayette: Comstat-525, HB-640, HB-740,
HB-940 LM-100, Telsat-1140
Boman: CB-910, CB-920, CB-930, CBH-990
Mopar: 4094177, 4094178, 4094179
Ray Jefferson: CB-845
RCA: 14T260, 14T270, 14T302, 14T303
14T304, 14T305
Trutone: CYJ4832A, CYJ4834A-87, CYJ4862A-87
JC Penny: 981-6204, 981-6218
Gemtronics: GT-55, GTX-66, GTX-4040,
GTX-5000
Morse: 3005
Modify an ameritron ham
amp for 10-12 meters
Modify a GE Superbase
and simalar PLL02A
radios with sideband
for more channels
Other radios using this same board PTBM048A0X
AWA/THORN 1503
BOMAN CB950
CARDON IROQUOIS 40
Colt 480 / 485 / 890 / 1000 / 1200
JIL CITIZEN SSB-M6 / MPL-5
HyGain 2705 (V) / 2720 / 2785 / 3108 (VIII)
Lafayette SSB80 / SSB120 / SSB140
Midland 78-976 / 79-892
PALOMAR 2900
Add a low band of extra
channels to a 23 channel
radio without buying crystals
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