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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.
VCAs
Files
- 4QD-TEC Voltage controlled amplifier circuit.mht
- Bluebox VCA.gif
- CA3080 VCA 1.pdf
- CA3080 VCA 2.pdf
- Dbx 200 and 202 VCA Schematics.pdf
- dbx 2150 VCA Application Note.pdf
- DBX2150 VCA Application Note.pdf
- Digital Gain Control with Analog VCAs.pdf
- Improving VCA Performance II & III.pdf
- Improving VCA Performance.pdf
- KLM-307.GIF
- LED-LDR-VCA.gif
- LM13600 VCA 1.pdf
- LM13600 VCA 2.pdf
- LM194 Supermatched pair.pdf
- Log-Linear VCA.pdf
- Modular Dual VCA.pdf
- Quad VCA.pdf
- Serge VCA.pdf
- THAT 2150data.pdf
- THAT 2162 Datasheet.pdf
- THAT 2181-Series_Datasheet.pdf
- THAT Corp design note 127 Upgrading Modular VCAs.pdf
- THAT Corp VCA Symmetry Auto-Trim Circuit.pdf
- THAT Improving VCA Performance I.pdf
- Two-Channel VCA Level (Volume) Control Circuit.pdf
- Valley People-Allison ECG-101 VCA.pdf
- VCA Auto.jpg
- VCA-sch.gif
- VCAs In a Pan Pot applications.pdf
- VCAs using the CA3080 Device.pdf
- VCAs_Ben_Duncan.pdf
- Voltage controlled amplifier (2).PDF
- Voltage Controlled Amplifier.pdf
- Voltage Controlled Attenuator.pdf
- Voltage Controlled Volume Control.jpg
Contact and submissions
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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)