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Monday, August 4, 2008
Pictures Of Bitx Version 3 By VK2ZYZ Charley
Charley VK2ZYZ has done a wonderful job with his Bitx. The pictures of Bitx fitted in Copper Clad Boards seems to be quite impressive,well done Charley.
Sunday, August 3, 2008
Low Cost SDR TCVR from India
VU3WJM Om Rahul has been helpful in providing technical now how for our kits has permitted me to take orders for the Indian SDR TCVR Wonder Radio http://www.sdrtech.com .Any bookings made by our friends would be given personal follow up and and some extra care for safe and speedy delivery and personal touch.
Kindly send me a mail if you wish to book the tcvr with me at sunillakhani123@gmail.com
Kindly send me a mail if you wish to book the tcvr with me at sunillakhani123@gmail.com
Sunday, July 27, 2008
Frequency Counter Build By Charley VK2ZYZ
Sunday, June 29, 2008
New Frequency Counter dl4yhf PCB [Emitter Not Grounded]
The New Frequency Counter PCB is ready and has been shipped to a few Hams.
While making a new frequency counter with the new PCB I found the counter was not
reading the frequency from my Bitx VFO,but after inspecting the counter I came across
a missing ground for BC547. The pad of BC 547 Emitter was not connecting to ground,
after suitably grounding the Emitter of BC547 the frequency counter starting working to
satisfaction.
Such errors do come by and we regret them.
Tuesday, June 17, 2008
Home-brew bitx 20 version 3 of Anthonio Pagano I8PGO
Some exciting pictures of Bitx Version 3 have been sent by our friend Vittorio from Italy.
These pictures are of the home-brew bitx 20 version 3 of Anthonio Pagano I8PGO
Anthony has effected some changes, replacing the driver 2N2219 with 2N3866 and also changing the final IRF510 with the most strong IRF624. Besides has incorporated the indicator of frequency with display.
The Bitx 20 of our friend Anthonio has a very good look and constructed in a very planned way.
We wish you all the best with your Bitx and wish you have plenty of qso's with your rig.
Sunday, June 1, 2008
Frequency Counter PCB] [error corrected]
Our friend Jean Scott F1BGY has sent in some more pictures of the correction done on the
frequency counter,so if you have purchased the Freq counter PCB recently,then Kindly do the
small correction.
The new PCB for counter are ready and further orders for counters will be done with the delivery
of new PCB of frequency counter.
Thursday, May 29, 2008
Frequency Counter [Error in PCB]
An Error has been found in the frequency counter pcb design by VU3WJM . The errror has been found in the five digit mode LSD and MSD,which have been swaped,that is the display on the left the one driven by NPN transistor should have been the LSD.
New PCB for counter will be available soon with the rectification of error. Meanwhile friends who
have already got the freq counter PCB could correct the error by swapping the FND connections going to the cathode of the 5 FND.
Our friend Jean Scott F1BGY has sent pictures of his frequency counter with the jumpers
swapped in the correct position. "Thanks Jean for the beautiful pictures of your frequency
counter."
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