made by small Bulgarian firm : TELZET since 1991( telzet.my.contact.bg )
DB-600
P-output : 400-600 Watts using 2 x GU-72, clasic grounded kathode shematics ...
<<< 2020 >>>
DB-450
DB-450 used 4 X GU-50 tubes with grounded grids
Power : 350-400 Watts
*** Order changed from DB-450 to DB-600 - this is the wish of EA2ENG ...
DB-1500-CD
X = IC-738, Power 25W, ANT : HEX BEAM
Amplifier : DB-1500 (F6DSD )
With 25W by TRX,the OUTPUT is about 1000W
QRG = 20 m. ( 14.033 Mhz )
F4HSE
DB-600-CD
TRX = IC-738, Power 10W, ANT : DIPOLE
Amplifier : DB-600-CD ( F4HSE )
With 10 W by TRX,the OUTPUT is about 300 W
QRG = 7104.00 - 06:40 GMT
QSO with RV3KF > Ampl. "ON" - RS : 59, Ampl. "OFF" - RS : 55
Many QSO's have been made on CW/SSB mode...
Order Was Changed From DB-1500 To DB-1500-CD
F4AWH
( June - August 2018 )