Tuesday, March 16, 2021

KONG XIAO MENG from Passive Preamplifier 600:3.5K Audio Signal Boosting...

Passive Preamplifier Audio Signal Boosting Transformer 600Ω: 3.5KΩ British Original Authentic for Smartphone PC

This is a gain-adjustable passive preamplifier (audio signal boosting transformer). Using British original authentic 600:3.5K boosting transformers (second-hand disassembled one) 148H, 8DB amplification, the maximum magnification time is 2.4 times, oscilloscope test bandwidth 20-20KHz;



More details







1 comment:

  1. Your blog is very valuable which you have shared here about Amorphous Core I appreciate your efforts which you have put into this article and also it is a gainful article for us. Thank you for sharing this article here. Buy Ferrite Cores online in USA

    ReplyDelete