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Experimental 832A Audio Amplifier
http://www.r-type.org/articles/art-268.htm
An inverted die-cast box was chosen as a convenient chassis. Suitable holes for the valve holders, connections and the volume control were formed. The spacing for the fixing holes on the original Majestic output transformer luckily were still correct for the VVT replacement. VHF practice of bringing all ground points of a stage to a sing…
832A @ The Valve Museum
http://www.r-type.org/exhib/aaa1808.htm
Experimental 832A Audio Amplifier ... The 832A is a VHF transmitting beam tetrode. The American design uses a pair of valve sections within the envelope and required external neutralisation to remain stable, ie not produce parasitic …
Amazon.com: Nobsound Little Bear FU32(832A) Vacuum …
https://www.amazon.com/Nobsound-Little-Vacuum-Headphone-Amplifier/dp/B07R7PL7YM
1*3.5 mm stereo jack input, can be connected to computer, CD, mobile phone and lossless player. 2*3.5 mm output can also be connected to digital amplifiers and active multimedia audio devices. Default Beijing FU32 vacuum tube, can be upgraded to GU-32/832; Default NE5532 op amp, can be upgraded to OPA2604, JRC4558, OPA2132, OP275 and so on for ...
832A as a Single Ended Tetrode Amp? | diyAudio
https://www.diyaudio.com/community/threads/832a-as-a-single-ended-tetrode-amp.226656/
The 832A is a neat looking tube. I believe you meant 832A, not 632. As discussed earlier in this thread, this amp would need another tube, a dual triode would be simplest. The 832A Beam Power mode will have high output impedance, not a very good damping factor. With a 12AT7 dual triode, you could use plate to plate feedback to fix the damping ...
Nobsound Little Bear FU32(832A) Vacuum Tube …
https://www.tubeamplifierreviews.com/nobsound-little-bear-fu32832a-vacuum-tube-headphone-amplifier-mini-hifi-stereo-preamp/
Nobsound Little Bear FU32(832A) Vacuum Tube Headphone Amplifier ; Mini HiFi Stereo Preamp. Not only as a headphone amplifier, compatible with wide impedance range(12-200Ω), but also as a preamp for your other power amplifier, convenient and efficient to improve sound quality.
832A
https://tubedata.jp/sheets/049/8/832A.pdf
832A Author: RCA Subject: JA-FP-2002-06-25 Created Date: 6/25/2002 11:06:02 PM ...
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