KENWOOD
model(s)	wire color	pin number
TS-820	Audio	1
	Ground	4
hi-z (use an amplified mic only)	N/C	N/C
	Common	2
	PTT	3
	receive	N/C
model(s)	wire color	pin number
tr-2200	Audio	1
	Ground	3
	N/C	n/c
	Common	3
	PTT	2
	receive	n/c
model(s)	wire color	pin number
ts-520	Audio	1
ts-599a	Ground	4
	N/C	n/c
	Common	3
	PTT	2
	receive	n/c
model(s)	wire color	pin number
most 4 pin radios	Audio	1
	Ground	4
	N/C	n/c
	Common	3
	PTT	2
	receive	n/c
model(s)	wire color	pin number
most 5 pin radios	Audio	1
	Ground	4
	N/C	n/c
	Common	5
	PTT	2
	receive	n/c
model(s)	wire color	pin number
most 6 pin radios	Audio	1
	Ground	6
	N/C	n/c
	Common	6
	PTT	2
	receive	n/c
model(s)	wire color	pin number
most 8 pin radios	Audio	1
	Ground	7
	N/C	n/c
	Common	8
	PTT	2
	receive	n/c