Welcome 
LZ1DB : op. KOLYO          LZ1BD : op. Galya  
QTH : KAZANLAK     QTH Loc : KN22qo
RIG is ICOM : IC738          ANT : HEX BEAM          AMP's : DB-600 & DB-1500


I started my amateur way 1965. LZ1DB since : 1967.
My XYL Call : LZ1BD since : 1973
Photos from the front row are 70 s ...
Next are 80's and 90's.
Here I and my family are of "HAM RADIO" in Friedrichshafen- Germany.( St.8/29  - 1997 )
On our stand we show our products intended
for radioamateurs. ( TELZET : since 1990...)
70's and 80's were strong my years with my participation in contest's  and working with new countries - more than 300.
80's and 90's strong design activity: development of transceivers, amplifiers,antennas and accessories - made more than 50 transceivers and amplifiers as many for Bulgaria and much more for other countries. Mostly after 90 when we registered our small company: TELZET.

And on the last is the new century : 2000 to now ...

DB-600
Pout : 400-500 W     2 x GU-72 tubes
*** DB-600 is a new model of TLA-272...

DB-1500

P out : 1000-1500 W     GU-43b tube

Testing amplifier TLA-350, which I produced for EA4ERZ

VIDEO

How to tuning amplifier

Testing amplifier TLA-272, which I produced for F5AAT

TLA-272 in work...
This is other model of TLA-272 amplifier - I made for F5UGX
look at : http://www.qrz.com/db/F5UGX

VIDEOS

F4HJC

This video shows the work of TLA-272 during contest.This amplifier is made for: 
F4HJC, F4GTT and the team of TM2F ...
*** I made this video using my home made mcHF QRP transcever***

My new QRP TRX

This is the initial stage of my project that will try to reconcile my two QRP transceiver's in a one same box.

In the video shows how it will look front panel.

I use: 

1 - mcHF that implements past year.  http://www.m0nka.co.uk/

 2 - SDR radio, that I've done about 10 years ago.

Recorded files can hear I did during in the last conntest on Sunday - 29-05-2016.

More to : 

http://telzet.com/qrp-trx.html

73! LZ1DB

AUDIO FILES
20160925_165702Z

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