PRC-25 X2
PRC-25 X3
PRC-25 X4

Module#	Module function	SMD#	REV"A"	SMD#	PRC25?	PRC77?
A1	DC/DC Converter	447269	..	.	yes	not needed
A2	PA Tank	447620	.	.	yes	repl/w A32
A3	1st Rx RF Amp	447555	.	.	yes	repl/w A33
A4	2nd Rx RF Amp	337556	.	.	yes	repl/w A34
A5	Rx Mixer	447462	.	.	yes	repl/w A35
A6	Tx IPA	447557	.	.	yes	repl/w A37
A7	Tx 2nd RF Amp	447558	.	.	yes	no
A8	Tx 1st RF Amp	447559	.	.	yes	no
A9	VFO	447554	.	.	yes	repl/w A39
A10	Interval Oscillator	447407	.	.	yes	repl/w A40
A11	Discriminator	447446	yes	?	yes	yes
A12	2nd Mixer	447447	yes	?	yes	yes
A13	53 MHz Filter	447448	.	.	yes	repl/w A43
A14	1st Mixer	447449	.	.	yes	repl/w A44
A15	1 MHz Spectrum Gen	447450	.	.	yes	repl/w A45
A16	Voltage Regulator	447451	yes	?	yes	yes
A17	Phase Comparitor	447452	yes	?	yes	yes
A18	5.6 MHz IF	447453	yes	?	yes	yes
A19	1/4 Wave Network	447454	.	.	yes	no
A20	Sidestep Oscillator	447455	.	.	yes	no
A21	RX If limiter	447177	yes	875724	yes	yes
A22	Speech Amp	447314	.	.	yes	yes
A23	Tone Generator	447316	.	.	yes	yes
A24	Tone Squelch	447318	.	.	yes	repl/w A54
A25	Rx Audio	447113	.	.	yes	repl/w A55
A26	.	.	.	.	.	.
A27	.	.	.	.	.	.
A28	Antenna Loading	?	.	.	yes	yes
A29	Tx PA	?	.	.	yes	no
A30	Filter	?	.	.	yes	no
A31	Tx Frequency Control	?	.	.	no	yes
A32	RX Input	?	.	.	no	yes
A33	Rx 1st RF Amp	?	.	.	no	yes
A34	Rx 2nd RF Amp	?	yes	?	no	yes
A35	Rx Mixer	448751	yes	?	no	yes
A36	Tx PA	?	.	.	no	yes
A37	Tx IPA	448745	.	.	no	yes
A38	Tx VFO	?	.	.	no	yes
A39	Synthesizer VFO	?	yes	?	no	yes
A40	Interval Oscillator	?	yes	?	no	yes
A41	.	.	.	.	no	no
A42	.	.	.	.	no	no
A43	53 MHz Filter	448739	.	.	no	yes
A44	1st Mixer	?	yes	621272	no	yes
A45	1 MHz Spectrum Gen	448750	yes	?	no	yes
A46	.	.	.	.	no	no
A47	.	.	.	.	no	no
A48	.	.	.	.	no	no
A49	.	.	.	.	no	no
A50	Tx Mixer	448753	.	.	no	yes
A51	.	.	.	.	no	no
A52	.	.	.	.	no	no
A53	.	.	.	.	no	no
A54	Tone Squelch	?	yes	875637	no	yes
A55	Rx Audio	448752	.	.	no	yes
A56	.	.	.	.	no	no
A57	.	.	.	.	no	no
A58	.	.	.	.	no	no
A59	.	.	.	.	no	no
A60	Wide Band Attenuator	?	.	.	no	yes