Microham CW KEYER is a powerful USB CW interface/memory keyer based on the K1EL chip and microKEYE. Microham CW KEYER provides the unmatched CW features of the original microKEYER and a USB radio control interface in a small, readily portable package for those with no need for the audio handling capabilities of microKEYER.  Microham CW KEYER uses a single USB port can be interfaced with many logging programs for both radio control and CW transmission. Microham CW KEYER supports a PS/2 keyboard CW generation or control of the memory keyer functions (including contest serial number generation) or a PS/2 keypad for control of the memory functions. The keyboard and keypad function whether Microham CW KEYER is connected to a computer on not.

The interface is suitable for connecting any type of transceiver that has a CAT port. For example, Yaesu, Kenwood, Icom, Elecraft, Ten-Tec.

Microham CW box contains: cw keyer, USB A/B cable, clip on ferrit rfi filter, power connector (the power cord must be made by you), installation cd

The device is compatible with a wide range of radios, so you need to create a radio-specific cable, it is not supplied in the box. Cabling and device setup can be downloaded here: http://www.microham.com/contents/en-us/d137.html

Driver software and user manual can be downloaded here: http://www.microham.com/contents/en-us/d29_downloads.html

Microham CW KEYER block diagram:

Microham CW KEYER features:

No COM or LPT port necessary, just one USB port

Complete "Computer <-> Radio" electrical isolation

• optical isolation of ALL signals -> Radio Control, CW, PTT

Compatible with most standard MS Windows based logging or control software

• special microHAM "USB Device Router" program creates virtual COM ports as needed for full functionality with your favorite programs
• customizable presets to instantly change CW KEYER parameters for the various requirements of different programs

Integrated computer control port for all radios CI-V, FIF-232, IF-232, RS-232

• fully supported Icom, Kenwood, Ten Tec, Yaesu and other radios
• no separate level converter required

Integrated superior 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/keypad CW works without computer connection
• precisely timed auto PTT
• selectable side tone
• all parameters are stored inside the CW KEYER memory and reloaded after power up

Strong RFI immunity

• integrated chokes and filters for best RFI immunity
• advanced shielding and circuit design for RFI product suppression

Quick change connectors

• USB, Radio CAT - 1/8"
• Paddle - 1/4", PS/2 - MiniDIN6, CW - RCA, PTT - RCA

Front panel LEDs for easy visual feedback of CW and PTT

Metal/Aluminum case, powder coated and silk screened

Free, time unlimited firmware/software upgrades via Internet

Microham CW KEYER specifications: