Description
LG191F, LG191G A phono amplifier worth listening to, LP phono MM moving magnetic phono amplifier board (Graham Slee phono amplifier circuit of the old British)
Simple is the masterpiece of beauty OPA2132 cartridge. The board is the pre-stage of the MM phono amplifier, which needs to be connected to the post-stage amplifier or active speakers.
The use method is as follows: Phono output from the record player ---> PHONO MM cartridge amplifier board (that is, this circuit board) ---> AV post amplifier ---> speaker
The signal flow is: facing the gold-plated RCA socket, the left input and the right output.
The finished product of LG191 F is 109 yuan / piece. Board size: 80mm x 70mm. Positive and negative 15V DC power supply
The finished product of LG191 G is 139 yuan / piece. Board size: 115mm x 70mm. Single 15V AC power supply
The LG191F finished board is compatible with the LG75LA LM317 / LM337 boutique power supply. The finished board has a 15V adjustable DC regulated output: It is a high-quality auxiliary regulated power supply for HI-FI preamps and fever op amps. Use for zooming, etc.
LG191 G finished board is equipped with 220V transformer power transformer, 15V200MA AC output, all copper enameled wire winding, high quality EI Z11 silicon steel sheet, all copper enameled wire winding, sheet thickness 0.35 mm, riding clip fixed, core size: 48 × 40 × 25mm,
Specification
