ATTiny13 Keyer

ATTiny13 Keyer

A Simple ATTiny13 Keyer / Paddle Keyer / Electronic Keyer

 Features:                                                                          

•     Selectable IAMBIC Mode A. B or Single handle key
•     Adjustable WPM using potentiometer (fixed to 5,10,15,20,25,30,35,40 wpm)
•     Twin-T Sine wave tone oscillator, a very pleasant tone for your ear
•     Very small code size, 216 bytes
•     Easy to customize or automate for beacons
•     On board LED indicator of dit & dah
•     Complete source code can be downloaded from here

Operation:

•     By default its selected with IAMBIC B mode
•     To enable IAMBIC A mode, keep press DAH key while power ON
•     To enable single handle key mode, Connect the key to DIT pin
•     and keep press DIT key while power ON
•     To change WPM, adjust the VR1, and restart to changes take effect
•     To connect it to rig plug in streo pin into headphone jack (written "To Rig")
•     Now the on board sine wave tone oscillator is disabled

Selling Price :

•     Fully assembled and tested ATTiny13 Keyer INR.375/- (inclusive of postage)
•     Programmed ATTiny13 chip and blank PCB INR.175/- (inclusive of postage)
•     Contact No : +91 77 08 02 51 01
•     email address vu3xvr at gmail dot com