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USB Micro2R
Model: MH-UMCR-2R
Manufacturer: microHAM

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Micro2R Features

micro2R diagram

General:

  • advanced (USB) or classic (LPT) control
  • proven microHAM Control Protocol
  • "Band Data" or Antenna Relay ports controlled by logger
  • two UART compatible FSK outputs
  • single foot switch operation
  • "selected transmitter" output for station automation
  • compatible with most standard Windows based programs
  • optically isolated USB and LPT inputs
  • compatible with LPT interface (CT, TR, NA)

Keying:

  • intelligent keying lockouts for both radios
  • hardware lockout for ”last one wins” or ”first one wins”
  • programmable PTT Lead and Lag adjustable in 1ms steps
  • separately sequenced keying outputs for LNA bypass
  • separate PTT per transceiver with automatic focus control
  • support for VOX and CAT T/R switching command

CW:

  • integrated K1EL WinKey2™ with front panel speed control
  • front panel speed control.
  • nine (9) memories with auto-numbering
  • PS/2 keyboard/keypad support for direct CW with type ahead
  • PS/2 keyboard/keypad support for CW message playback
  • PS/2 keyboard/keypad CW works without computer connection

Voice:

  • front panel headset jacks
  • selectable electret bias (+8V) on mic tip or ring
  • wide range preamplifier supports both dynamic and electret mics
  • microphone switching allows "through the soundcard" or "soundcard override" operation
  • transceiver PTT input for correct headphone switching in VOX
  • nine (9) memory software DVK

Audio:

  • front panel headphone jack
  • passive receive audio with selectable transformer isolation
  • support for second sound card for audio review
  • front panel control knob for left/right audio ”mix” feature
  • dedicated controls for ”classic” audio control (R1/BOTH/R2)

Other:

  • support for dual dual BCD band data or antenna relay outputs
  • integrated chokes and filters for maximum RFI immunity
  • Metal/Aluminum case, powder coated and silk screened
  • no time limit firmware/software upgrade on-line

Specifications

USB: USB 2.0 Full speed, USB 1.1 compatible

Power consumption: USB – less than 100mA Power supply – less than 250mA at 13.8V (max. 16V)

CW: 2 x open collector, max 30V/400mA

PTT: 2 x open collector, max 30V/400mA

PTT IN: 2 x active when closed to ground, max +25VDC only

ACC: TTL levels - 4mA Max.

LPT port: optically isolated, load less than 1 mA at 5V.

FSK: 2 x open collector, max 30V/400mA

FOCUS: open collector, max 30V/400mA - low = R1 selected

Foot Switch: active when closed to ground, max load: 1 mA at 5V

Phones: stereo output for headphones, 32 Ohm nominal

MIC: dynamic/electret selectable - max input 500mV 3dB bandwidth: 200 Hz - 6KHz typical selectable 8V bias - 1mA max, off/tip/ring

SC Out: AC coupled input from soundcard - 32-600 Ohm, 4V p-p max.

SC In: AC coupled output to soundcard mic - 600 Ohm typ, 500mV P-P 3dB bandwidth: 200 Hz - 6KHz typical

Dimensions: W 232mm (9.125") x H 44mm (1.75") x D 101mm (4.125")

Weight: 1.3 kg (1.875 lbs.)

Requirements:

Minimum - 1.6 GHz IBM PC compatible computer with Windows 2000, 512 MB RAM, Sound card, CD-ROM, USB1.1 port, Transceiver (x2), logger or control software (any)

Recommended - 1.6 GHz PC with Windows XP or higher, 1 GB RAM, Sound Card, CD-ROM, USB2.0 port, Transceiver with computer port (x2), CW paddle, PS/2 keypad, logger or control software (any)

Note: Windows 98 (all versions) is not supported.