Kenwood TS-590S instruction manual 7$7&211&725 IRU$7, 0,&&211&725

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Pin No.	Pin Name	Function	I/O
1	SPO	Speaker output	O
2	COM	Common terminal	I/O
3	SS	Standby; when grounded, the transceiver enters TX	I
		mode.
4	MKE	When connected with the common terminal, the amplifier	I/O
		enters TX mode.
5	BRK	When connected with the common terminal, the amplifier	I/O
		enters RX mode.
6	ALC	ALC input from the amplifier	I
7	RL	Approx. +12 V DC is output when in TX mode (10 mA	O
		max.).

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Pin No.	Pin Name	Function
1	GND	Ground

2TT AT-300 control input/ output

3	GND	Ground
4	NC	No connection
5	TS	AT-300 control input/ output

614S Power supply for EXT.AT Switched 13.8V.

I/O

—

I/O

—

—

I/O

O

0,&&211(&725

Pin No.	Pin Name	Function
1	MIC	MIC signal input
2	SS	MIC standby (PTT) control
3	MD	MIC Down control
4	MU	MIC UP control

58A Switched 8V

6	NC	No connection
7	MSG	MIC GND
8	MCG	GND

I/O

I

I

I

I

O

—

—

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