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Black Buff Amplifier 

Users' Manual

Rev Oct. 22/16

Mapletree Audio Design

Al Freundorfer

R. R. 1, Seeley's Bay, Ontario, Canada, K0H 2N0

(613) 387-3830

www.mapletreeaudio.com

[email protected]

© Copyright Al Freundorfer 2016

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Содержание SUGARMAPLE Black Buff

Страница 1: ...Amplifier Users Manual Rev Oct 22 16 Mapletree Audio Design Al Freundorfer R R 1 Seeley s Bay Ontario Canada K0H 2N0 613 387 3830 www mapletreeaudio com info mapletreeaudio com Copyright Al Freundorf...

Страница 2: ...b output three Black Buffs total turns your DVD Home Theater player into a respectable sounding 6 channel tube output with excellent sound Input Output Connections There are a single pair of RCA input...

Страница 3: ...ockwise Max Tube sound Full Clockwise When turning the knob allow the bias to settle approximately 3 seconds before critical listening Normally after turning the knob the output would sound quieter wi...

Страница 4: ...ay be needed to achieve the best sonic performance Tube life should be thousands of hours Aging tubes may result in a reduced gain in one or both channels or an increase in noise levels Infrequently a...

Страница 5: ...ser for the operation of the Black Buff Details of the amplifier and power supply circuits are subject to change without notice so as to achieve the best possible performance The schematic is only rep...

Страница 6: ...2 1 0 1 2 Frequency Hz Relative Gain dB 1Vrms output at 1 kHz 10K Ohm load predominately 2nd order distortion Output impedance at 1 kHz 454 Input impedance 20 k Hum and noise at output less than 0 1m...

Страница 7: ...MAD Black Buff Headphone Amplifier Version 4 Copyright Al P Freundorfer 2016 Rev Oct 2016 6...

Страница 8: ...7...

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