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All kinds of electronic audio hardware have buffer. From transistorised guitar stompboxes to high-end vintage tube studio compressors.

This is old schematic of Tube Phono Pre-Amp - 12AT7. Because The 12AT7 is not the most commonly used preamp tube in audio. That...

6AV6 Simple Tube Amplifier (Just 4 Tube). Manufacturer : Type : Tube...

Manufacturer : Type : Tube Amplifier Number Of Tubes : 7 Tube Type : 12ax7, 12au7, 6aq5,...

Radio And Amplifier - Schematic diagram. Aga 2027 - special edition. Part IV

Book hard-cover To...

Collection of electronic bulletin books from 1949. Dutch. Please contact us if you need information in it. Book...

Manufacturer : - Type : Tube Amplifier Number Of Tubes : 8 Tube Type : 12sk7gt, 12sq7gt, sql6x4, ri650 Voltage : 250V High Resolution Scan : Available Some notes about...

Manufacturer : Shanghai Type : Tube Receiver/ radio Number Of Tubes : 5 Tube Type : 6sa7gt,...

Manufacturer : Heathkit Type : Tube Amplifier Number Of Tubes : 9 Tube Type : 6sn7, 5881,...

At present time there are several manufacturers who are trying to make or rebuild the world of tube amplifiers. Most of them...