Features And Functions - microHAM microKEYER Manual

microHAM © 2010 All rights reserved

1 - FEATURES AND FUNCTIONS

No COM nor LPT port necessary, just one USB port and sound card
Complete "Computer <-> Radio" galvanic isolation
- bidirectional transformer isolation of sound card and radio
- optical isolation of ALL digital signals -> Radio Control, CW, 2xPTT, FSK, PA from USB port
Compatible with all MS Windows based logging or control software
- the special microHAM "USB Device Router" program creates virtual COM ports which allow full
functionality with your favorite logging program
- customizable presets allow instantly changing micro KEYER parameters to match the program
currently in use
Integrated computer control port for all radios CI-V, FIF-232, IF-232, RS-232
- fully supports Icom, Kenwood, TenTec, Yaesu and other radios
- no separate level converter required
Integrated K1EL WinKey™ chip with extended capabilities for superior CW
- front panel speed knob
- nine (9) user programmable memories
- PS/2 keyboard/keypad support for direct CW sending
- PS/2 keyboard/keypad support for instant CW message playback and function handling
- PS/2 keyboard or keypad CW works without computer connection
- precisely timed auto PTT
- selectable side tone
- all parameters are stored in nonvolatile memory and reloaded on power up
FSK keying output
- capable of sending 5/6/7/8 bits and 1/1.5/2 stop bits
- support for PS/2 keyboard for direct RTTY transmission without computer connection
Unique Mic/Sound Card/Radio audio switching
- configurable audio priority microphone routing for SSB/Contest/SSTV
- two audio outputs, one for radio front MIC IN and second for rear LINE IN
- front panel audio level controls for setting both the computer and radio levels
Independent keying buffer for Power Amplifier
- extended range solid state output for modern PA or QSK
- relay isolated output capable to key vintage PA with negative keying
Footswitch input with programmable functions
- programmable PTT assertion delay in 1ms steps
- selectable muting of CW and/or FSK when footswitch is closed
Programmable second PTT output for extended keying capabilities
- PTT2 output for digital modes with "muted mic" function
Hot Switch protection with user defined timing
- T/R sequencer for PTT keying outputs
- unique, hot switch protected FSK keying
Strong RFI immunity
- integrated chokes and filters for best RFI immunity
- advanced shielding and circuit design for RFI product suppression
Connections:
- USB, Sound Card - 3 x 3.5mm (1/8"), Microphone - RJ45, Radio - DB37
- Paddle - 1/4", PS/2 - MiniDIN6, Footswitch - RCA, Amplifier keying – RCA
Dual color LEDs for easy visual feedback of CW/FSK and PTT1/PTT2
Metal/Aluminum case, powder coated and silk screened
Free, time unlimited, firmware/software upgrades via Internet
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