1 8 V Regulated 8 V output.
Output voltage : 8 V ±0.3 V
Output current : Less than 10 mA
2 GND Connects to ground. —
Input/output pin.
Ground level : –0.5 V to 0.8 V
3 SEND Goes to ground when transmitting.
Input current : Less than 20 mA
When grounded, transmits.
4 BDT Data line. —
5 BAND Band voltage output.
6 ALC ALC voltage output.
Control voltage : –4 V to 0 V
Input impedance
: More than 10 kΩ
7NC — — —
8
13.8 V
13.8 V output when power is ON. Output current : Max. 1 A
9 TKEY Key line. —
10 FSKK RTTY key input.
Ground level : –0.5 V to 0.8 V
Input current : Less than 10 mA
11 MOD Modulation input.
Input impedance
: 10 kΩ
Input level : Approx. 100 mV rms
12 AF
AF detector output.
Output impedance
: 4.7 kΩ
Fixed, regardless of [AF] position. Output level : 100–300 mV rms
13 SQLS
Squelch output. SQL open : Less than 0.3 V/5 mA
Goes to ground when squelch opens.
SQL closed :
More than 6.0 V/100 µA
