Rear Panel - microHAM micro2R u2R User Manual

(1) DC 13.8 V: Power input.
Connector: 2.1/5.5mm coaxial
CENTRAL – Positive pole
NOTE: DO NOT connect micro2R to any power supply used for either transceiver.
IMPORTANT WARNING: Be sure to observe the proper polarity!
(2) SC MIC: Connection to sound card microphone input.
Connector: 3.5mm (1/8") stereo
TIP – Signal RING – unused
(3) RADIO1: Multi-pin jack for RADIO1 interconnection.
Connector: DB9 female
Detailed description is in Appendix A.
(4) PS/2: Port for connection of external PS/2 keyboard or numeric keypad.
Connector: Mini DIN6
(5) LPT: Input from computer LPT (printer) port.
Connector: DB25 female
(6) PADDLE: Paddle input.
Connector: 6.3mm (1/4") stereo
TIP – DIT Input
(7) FOOTSW: Footswitch input.
Connector: RCA, active when grounded.
TIP – Signal
(8) FSK 1: FSK Output for Radio 1
Connector: RCA, Grounded/closed on MARK
TIP – Signal
(9) USB: Port for connection to the computer USB port.
Connector: USB B
(10) GND: Terminal for connection to station common ground.
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Rear Panel

SHELL – Negative pole (Ground)
SHELL – Ground
RING – DAH Input
SHELL – Ground
SHELL – Ground
8
SHELL – Ground