
MFJ-1272M Instruction Manual
7
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 Pin
*
MFJ-1272M
Header
Jumper Placement
for
Kenwood & Yaesu
Jumper Placement
for
Icom & Radio Shack
1 HD1 RECEIVE--R1A RECEIVE--R8A
2 HD1 RECEIVE--R2A RECEIVE--R7A
3 HD1 RECEIVE--R3A RECEIVE--R6A
4 HD1 RECEIVE--R4A RECEIVE--R5A
5 HD1 RECEIVE--R5A RECEIVE--R4A
6 HD1 RECEIVE--R6A RECEIVE--R3A
7 HD1 RECEIVE--R7A RECEIVE--R2A
8 HD1 RECEIVE--R8A RECEIVE--R1A
Table 1
*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 Pin
MFJ-1272M
Header
Jumper Placement
for Kenwood & Yaesu
Jumper Placement
for Icom & Radio
Shack
1 HD1
PTT--R1B
PTT--R8B
2 HD1
PTT--R2B
PTT--R7B
3 HD1
PTT--R3B
PTT--R6B
4 HD1
PTT--R4B
PTT--R5B
5 HD1
PTT--R5B
PTT--R4B
6 HD1
PTT--R6B
PTT--R3B
Содержание MFJ-1272M
Страница 2: ...MFJ 1272M Instruction Manual 2 KAM is a registered trademark of Kantronics Company Inc ...
Страница 8: ...MFJ 1272M Instruction Manual 8 7 HD1 PTT R7B PTT R2B 8 HD1 PTT R8B PTT R1B Table 2 ...
Страница 14: ...MFJ 1272M Instruction Manual 14 Jumper Placement Diagrams for specific radios ...
Страница 16: ...MFJ 1272M Instruction Manual 16 ...
Страница 18: ...MFJ 1272M Instruction Manual 18 3 5mm mono plug with the tip being positive and the sleeve ground ...
Страница 20: ...MFJ 1272M Instruction Manual 20 Schematic ...