Thordarson

Tru-Fidelity 2A3

Amplifier, Integrated

Main Details
Maker Thordarson Brand Thordarson Electric Mfg. Co. Company
Function
Additional Model ID T-10W11
Channels/Tracks
  • 1 × Channel
Form Factor Desktop / 19" Rackmount Convertible
Signal Path Analog Hardware
Made In United States
Date Produced 1937
Dimensions
(H × W × D)
  • Amplifier
  • Power Supply
Additional Specifications
Output Power 10W +32.2dB to 0dB reference of 6mW
Output Tube 2A3
Gain 77.1dB From 100kΩ Input
Gain (Crystal Microphone) 110dB At 100kΩ
Gain (Crystal Pickup) 71.1dB At 100kΩ
Gain (Line Input) 69.8dB
Line Input Impedances 500Ω, 333Ω, 250Ω, 200Ω, 125Ω, 50Ω
Output Impedances 15Ω, 10Ω, 7.5Ω, 5Ω, 3.75Ω, 1.25Ω
Line Output Impedances 500Ω, 333Ω, 250Ω, 200Ω, 125Ω, 50Ω
Hum Level -5.5dB -37.5dB from Rated Output or 1.6mW
Tube Complement 6C6 (x4), 76 (x2), 2A3 (x2), 5Z3, 80
MSRP (1937) $160

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