Advertisement
MFJ-1272M Instruction Manual
Receive Audio Connections
Table 1 below shows where you would place a jumper if your radio has RECEIVE
AUDIO on one of the microphone pins. For example, if your radio has RECEIVE
AUDIO on pin 3 on a Kenwood microphone, you would place a jumper on position
R3A in the RECEIVE section of header HD1. If your radio does not have RECEIVE
AUDIO on one of the microphone pins, then do not place a jumper in the RECEIVE
section of header HD1.
Radio MIC
MFJ-1272M
Pin *
1
2
3
4
5
6
7
8
*Refer to External Audio , page 3
PTT (Push-to-Talk Connections)
Table 2 below shows where you would place a jumper, depending on what
microphone pin is designated, PTT. For example, if PTT is designated as being
pin 4 on a Kenwood microphone, then you would place a jumper on position, R4B
in the PTT section of header HD1.
Radio MIC
MFJ-1272M
Pin
1
2
3
4
5
6
7
8
4
Jumper Placement for
Header
Kenwood & Yaesu
HD1
RECEIVE--R1A
HD1
RECEIVE--R2A
HD1
RECEIVE--R3A
HD1
RECEIVE--R4A
HD1
RECEIVE--R5A
HD1
RECEIVE--R6A
HD1
RECEIVE--R7A
HD1
RECEIVE--R8A
Jumper Placement for
Header
Kenwood & Yaesu
HD1
HD1
HD1
HD1
HD1
HD1
HD1
HD1
Table 1
PTT--R1B
PTT--R2B
PTT--R3B
PTT--R4B
PTT--R5B
PTT--R6B
PTT--R7B
PTT--R8B
Table 2
Jumper Placement for
Icom & Radio Shack
RECEIVE--R8A
RECEIVE--R7A
RECEIVE--R6A
RECEIVE--R5A
RECEIVE--R4A
RECEIVE--R3A
RECEIVE--R2A
RECEIVE--R1A
Jumper Placement for Icom
& Radio Shack
PTT--R8B
PTT--R7B
PTT--R6B
PTT--R5B
PTT--R4B
PTT--R3B
PTT--R2B
PTT--R1B
Advertisement
