The values ​​of R7 and C2 have changed and are displayed in the phonograph playback equalization standard networking work. Tantalum electrolysis is not lower than the rated 20V, C2 is applicable. The network can also be used as an inverting RIAA equalization test preamplifier with signals for port 2 and port 1 for preamplifier output.
Dust Explosion Proof Motor,Explosion Proof Induction Ac Motor,Special Explosion-Proof Motor,Dust Explosion Protection Motors
Yizheng Beide Material Co., Ltd. , https://www.beidevendor.com