• Country
• Bulgaria

• Manufacturer / Brand
• Telzet; Kazanlak

• Year
• 1990 ?

• Category
• RF (Radio Frequency-) Amplifier

• Radiomuseum.org ID
• 360304

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 3

• Valves / Tubes
• GU-50 GU-50 GU-50

• Number of Transistors

• Semiconductors
• LM3914

• Main principle
• Radio Frequency Amplification only

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

• Loudspeaker
• - - No sound reproduction output.

• Power out
• 400 W (max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: Linear Amplifier TLA-350 - Telzet; Kazanlak

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 280 x 110 x 300 mm / 11 x 4.3 x 11.8 inch

• Notes

• Frequency range 
  160 meters  1.8 to 2.0 MHz
  80 meters    3.5 to 4.0 MHz
  40 meters    7.0 to 7.3 MHz
  30 meters    10.1 to 10.15 MHz  
  20 meters    14.0 to 14.35 MHz
  17 meters    18.068 to 18.168 MHz
  15 meters    21.0 to 21.45 MHz
  12 meters    24.85 to 24.95 MHz 
  10 meters    28.0 to 29.7 MHz     

  Drive Power  50 W;  400 W ouput aprox
  RF input power  Continuous SSB 1 kW PEP, CW 50% duty cycle
  Plate Voltage  1000 VDC
  Impededance  in 50 Ω out 50 Ω
  Harmonic Suppession -40 dB
  Intermod. Distortion  -32 dB
  Class AB2 grounded grid
  Tubes ,Valves: GU-50 (ГУ-50) Rusia ~ LS-50 Alemania

• Net weight (2.2 lb = 1 kg)
• 8 kg / 17 lb 9.9 oz (17.621 lb)

• Price in first year of sale
• 350.00 Euro

• Mentioned in
• - - Manufacturers Literature (Revistas)

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Rafael Hernandez Fuentes. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telzet; Kazanlak