Hifi Preamps for your Record Player

Schematic: Muffsy Phono Preamp PP-4 / PP-3 Rev A

Muffsy Phono Preamp PP-3 Rev A
Schematic for the Muffsy Phono Preamp PP-4 / PP-3 Rev A (single channel)

LTSpice Simulation: Muffsy Phono Preamp PP-4 / PP-3 Rev A

This LTSpice simulation of the Muffsy Phono Preamp uses LT1792 and LT1037 that are quite similar to the OPA2134/LM4562 combo. The "Laplace"-thingie is the inverse RIAA input signal.

Muffsy LTSpice Simulation
Muffsy Phono Preamp LTSpice Simulation File

Schematic: Muffsy MC Head Amp MH-1

Schematic for the Muffsy MC Head Amp MH-1

Schematic: Muffsy Hifi Dual Power Supply

Schematic for the Muffsy Hifi Dual Power Supply