• Country
• Italy

• Manufacturer / Brand
• Amtron, (High-Kit, Amtroncraft); Milano

• Year
• 1972/1973

• Category
• Kit (Parts plus instruction) or building instructions only

• Radiomuseum.org ID
• 204038

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

• Number of Transistors
• 4

• Semiconductors
• BC109 BC109 2N2219 BC140 BZY88 or. BZY94

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 115; 220; 250 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Preamplificatore universale - Universal Preamplifier UK172 - Amtron, High-Kit, Amtroncraft;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 145 x 50 x 80 mm / 5.7 x 2 x 3.1 inch

• Notes
• Frequenza di rete: 50-60 Hz
  Corrente continua assorbita: 38 mA
  Guadagno in tensione: ≥ 44 dB con carico di 300 Ohm
  Impedenza d'ingresso: > 100 kOhm
  Massimo segnale d'ingresso con carico maggiore di 270 Ohm: 30 mV
  Massimo segnale d'ingresso con carico di 50 Ohm: 6 mV
  Diodo zener impiegato: BZY88C18 oppure BZY94C18
  Raddrizzatore impiegato: W005.
  
  Apparecchio in scatola di montaggio (kit) o preassemblato.

• Net weight (2.2 lb = 1 kg)
• 0.5 kg / 1 lb 1.6 oz (1.101 lb)

• Literature/Schematics (1)
• - - Manufacturers Literature (Catalogo kit elettronici Amtron N.6 e N.7)

• Literature/Schematics (2)
• Specifiche di montaggio originali Amtron

• Other Models

• Here you find 325 models, 322 with images and 249 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amtron, (High-Kit, Amtroncraft); Milano