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7 - HARDWARE SPECIFICATIONS
USB: USB 2.0 Full speed, USB 1.1 compatible
Power consumption:
USB – less than 300mA
Power supply – less than 300mA at 13.8V (max. 16V)
Radio Ports: 2 x RxD, TxD – max. 57,600 Baud, RTS/CTS handshake supported
Levels: TTL, inverted TTL, open collector bus, RS232
CW: 2 x open collector, max 30V/400mA
FSK: 2 x open collector, max 30V/400mA
PTT1: 2 x open collector, max 30V/400mA
PTT2: 2 x open collector, max 30V/400mA
PA PTT: selectable by internal jumpers
2 x Open collector, max. 45V/0.8A
2 x Relay contact, max. 125VAC/2A 60VDC/2A
LNA PTT: selectable by internal jumpers
2 x Open collector, max. 45V/0.8A
2 x Relay contact, max. 125VAC/2A 60VDC/2A
ACC port pins 2-13: TTL levels, max 4mA load
ACC port pin15: 5V, max. 100mA
LPT port: TTL levels, max 4mA load
Foot Switch: 2 x active when closed to ground, max load: 1 mA at 5V
PTT IN: 2 x active when closed to ground, max load: 1 mA at 5V
EXT SPEAKER: stereo, 32 ohm load
Audio Out: 600 Ohm, 3V p-p max.
3dB bandwidth: 0.2 - 6KHz typical
MK2R+ only
Second harmonic: -84 dB typical
Third harmonic: -72 dB typical
D/A Sampling rates:32000, 44100, 48000 Hz.
Audio In: 50K Ohm, max 4Vpp
3dB bandwidth: 0.2 - 6KHz typical
MK2R+ only
Absolute noise floor: -82 dBm @600 Ohms typical
Dynamic Range: 82 dB typical
A/D sampling rates: 8000, 11025, 16000, 22050, 32000, 44100, 48000 Hz.
Dimensions: W 305mm (12") x H 67mm (2.63") x D 106mm (4.17")
Weight: 1.5 kg (3.3 lbs.)
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