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Tube Mono AMP 2xEL34 PP / 35Wrms ReDesign PCB (Elektor)

Reference EL34PPMO

Brand moutoulos ™

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$20.50

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Description

Tube Mono AMP 2xEL34 PP 35Wrms PCB

Power Tube Amp, with 2xEL34 PushPull in final stage. Input stage are pentode EF86.
Project from Elector, PCB from me

The output power is around 35Wrms per channel. The schematic is shown in PDF file

from Elektor magazine.

Input impedance : 1 MΩ

Input sensitivity   : 600 mV
Impedance             : 8 Ω (4 Ω optional)
Maximum Power : 39 W into 8 Ω
Bandwidth at 1 W : 5 Hz – >40 kHz THD+ noise (1 W/8 Ω, 1 kHz): 0.06% (B = 80 kHz)
Signal to noise       : 62 dB (B = 22 kHz) 88 dB (A-weighted)

Supply voltage : Rail voltage - AC 320V / >400DC 300mA

Filament voltage : AC 6,3V > 3,5A

Board Dimension : 88mm x 174mm.

Link (DropBox)

Best Regards

® 2010 (c)

moutoulos ™

Product Details