This is the BAMA archive. These manuals are available for download and free of charge. Do not be tricked into paying for a manual that is available here for free.
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2026-10-09
- 170 new manuals added in aes, alinco, bitsavers, b&k, century, collins, dovetron, ebooks, eico, electric-eye, freq-electronics, goodwill, hickok, johnson, kantronics, micronta, military, national, rca, scientific_radio, sencore, sylvania, tennelec, triplett, uniden, and xyz.
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2026-10-21
- New beta site for public review.
Autobias
Files
- Amplifier auto bias circuits Alan Dower Blumlein's garter circuit.mht
- Amplifier auto bias circuits Class-A, Class-AB!.mht
- Amplifier Auto bias circuits for Class-AB.mht
- Amplifier auto bias circuits_ Class-A, Class-AB!.pdf
- Amplifier auto bias circuits_ Class-AB! 2.pdf
- Auto Bias Circuit for Push-Pull Output.gif
- Auto Bias Circuit for Push-Pull Output.jpg
- Auto Bias for Class A Single Ended Output tube.gif
- Auto Bias for Class A Single Ended Output tube.jpg
- Auto Bias SE & PP Output Stages.mht
- Auto Bias Servo.jpg
- Auto Bias Theoretical Circuit.jpg
- Auto Bias.mht
- Autobios improved.mht
- Bias Control PCB 3 w PS 2.pdf
- Bias_servo_brd.pdf
- Bias_servo_sch.pdf
- BiasServo.jpg
- Broskie auto bias - Page 4 - diyAudio.mht
- Broskie auto-bias circuit.mht
- Cathode Bias with a Counstant Current Source.mht
- DIY Audio Projects Forum Autibias •.mht
- High-Quality Audio Amplifier With Automatic Bias Control.pdf
- Modified Broskie Autobias Circuit_php.mht
- Modified-Broskie Auto Bias Circuit.jpg
- Modified-Broskie.jpg
- Modified-Broskie.png
- More Autobias.pdf
- One Transistor Autobias.JPG
- Our Famous Original Dyna St-70 Rebuild Plans By Frank Van Alstine.mht
- Our Famous Original Dyna St-70 Rebuild Plans_php.mht
- Phil's Automatic Bias ckt.mht
- push pull bias servo - Page 3 - diyAudio.mht
- Push-Pull Sliding-Bias Amplifiers.mht
- Traynor YCV40 Technical Manual w Schem.pdf
- Traynor YCV50 power section - Page 3.mht
- TraynorYCV40.gif
- Yorkville YCV40 Output Stage with Autobias.JPG
Contact and submissions
If you have a better copy of any of these manuals, or a manual which is not listed, and wish to share it, upload it to cloud.edebris.com or email the archive directly. All formats are accepted.
BAMA is offered as a free service to the internet community. Please respect the archive and its download limits.
Viewers
These viewers may be required to read some manuals in the archive:
- Sumatra PDF (Windows)
- DjView (DjVu)
- WinDjView (Windows, DjVu)
- Adobe Acrobat Reader (PDF)