Specifications
USB: USB 1.1 and 2.0 compatible
 
Power consumption: USB side - less than 100mA
Transceiver side less than 200mA at 13.5V (max. 16V)
 
Radio Port: RxD, TxD, max. 57,600 Baud
- levels: TTL, inverted TTL, open collector bus, RS232
 
CW: open collector, max 30V/400mA
 
FSK: open collector, max 30V/400mA
- supported 5/6/7/8bit data length, 1/1.5/2 stop bit, up to 300 Baud
 
PTT: open collector, max 30V/100mA
 
PA PTT: selectable by jumper
- open collector, max. 48V/0.8A
- relay contact, max. 48VAC/1A 48VDC/1A
 
LNA PTT: selectable by jumper
- open collector, max. 48V/0.8A
- relay contact, max. 48VAC/1A 48VDC/1A
 
Audio Out:  
- single channel (left)
- output impedance:600 Ohm 
- output level: 4V p-p (max) 
- AC coupled 
- 3dB bandwidth: 0.2 - 6KHz typical
- Sampling rates: 32000, 44100, and 48000 Hz 
    
Audio In:
- dual channel (stereo)
- input impedance: 50k Ohm 
- input level: 4V p-p (max) 
- AC coupled 
- 3dB bandwidth: 0.2 - 6KHz typical
- Sampling rates: 8000, 11025, 16000, 22050, 32000, 44100, and 48000 Hz
 
Dimensions: W 175mm (6.89") x H 44mm (1.73") x D 85mm (3.35")
 
Weight: 1100g (2.4 lbs.)

Requirements:
 
Minimum - 800 MHz IBM PC compatible computer with Windows 98SE, 64MB RAM, CD-ROM, USB1.1 port, Transceiver, logger or control software (any).  Dual receiver operation requires Windows XP 
 
Recommended - 1.6 GHz PC with Windows XP or higher, 256MB RAM, CD-ROM, USB2.0 port, Transceiver with computer port, logger or control software (any)
 
Also Supported - Apple G3 or better and OS 10.0 or later with MacLoggerDX from Dog Park Software 
Nativelly supported by cocoaModem

Note:  Windows Millennium Edition (Win ME) may function but is not supported. 
 
 
Front panel
 

1 - Power
    Indicates when interface is receiving power  
 
2 - TX
    Transmit audio level (to radio) 
 
3 - CW/FSK
     RED = CW, GREEN = FSK.
     LED flashes when CW or FSK output is active.
 
4 - SQL
    Indicates status of receiver squelch
 
5 - PTT 
     LED lights when PTT 
 
6 - RX #2 
     Receive audio level for second (Sub, Aux, etc.) receiver 
 
7 - RX #1
     Receive audio level for main receiver
 
 
Rear panel

 
1 - PA PTT
     PTT output for Power Amplifier.  RCA jack
 
2 - LNA PTT
     PTT output for bypassing a Low Noise Amplifier (Receiver preamplifier).  RCA jack
 
3 - RADIO
     DB15F connector for radio interconnections.  
 
4 - REMOTE
     MiniDIN6 for PS/2 keyboard or PS/2 keypad.
 
5 - USB
     USB B connector for computer connection.