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Subwoofer AMP | diyAudio
https://www.diyaudio.com/community/threads/subwoofer-amp.181843/
Consider the criteria for a sub-amp. Subwoofers can have very low impeadance at a significant phase. But they are only suitable for a very small frequency band at the low end so this simplifies the circuit significantly. A mirror loaded input diff and a CCS loaded single end VAS should suffice. There are also Op-amp solutions.
DIY subwoofer amp | diyAudio
https://www.diyaudio.com/community/threads/diy-subwoofer-amp.11931/
Finally, I completed DIY subwoofer amplifier on a breadboard. Input section consists of two buffers (L and R) followed by a summing amplifier. Crossover is two Linkwitz-Riley crossovers in series. Output stage is a buffer with a gain of two. Volume control is done at the output buffer stage. All the Op-Amps are TL072s powered by LM317 and 337.
Subwoofer and amp help! : diyaudio
https://www.reddit.com/r/diyaudio/comments/sib1ye/subwoofer_and_amp_help/
Search within r/diyaudio. r/diyaudio. Log In Sign Up. User account menu. Found the internet! 3. Subwoofer and amp help! Close. 3. Posted by 2 days ago. Subwoofer and amp help! I want to add 2 12” kicker subs to my car, but I do not know what power of an amp I need. They are the kicker 12” subs. 300w rms at 4ohms (600w peak).
Subwoofer AMP - diyaudiocart
https://diyaudiocart.com/finished-products/Subwoofer-AMP
18,057.00INREx Tax: 18,057.00INR. Out Of Stock. Add to Wish List. Add to Compare. Dayton Audio SPA1200DSP 1200W Subwoofer Amplifier with DSP. Dayton Audio SPA1200DSP 1200W Subwoofer Amplifier with DSP Quick Overview : Thanks to the Dayt..
The diyAudio Store - DIY amplifier kits, chassis, and parts
https://diyaudiostore.com/
October 29, 2021. After one of the longest gestation periods in diyAudio's history, the WHAMMY all-in-one kit is now available for pre-purchase. Everything ships from the US. Chassis are are available to ship immediately. The parts kits are waiting on a final touch to be added, and we can guarantee they will ship ...
RPA9 as a subwoofer amp : diyaudio
https://www.reddit.com/r/diyaudio/comments/s45atq/rpa9_as_a_subwoofer_amp/
RPA9 as a subwoofer amp. I am trying to use an RPA9 amp to power 2 subwoofers. It seems to work but doesn't seem to be very loud. I have it connected to the subwoofer output of my home theater amplifier. The RPA9 signal LED doesn't light up …
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