Linkwitz-Riley Electronic 2 Ways Crossover Two Divided-Frequency HiFi Preamp

Description

Details：
Electronic Two Divided-Frequency Preamplifier
The frequency divider board reference ESP company's design, set to stereo 4-channel output structure, input stereo left and right channel signal, output 4-channel signal, divided into left treble, left bass and right treble, right bass, you can directly use 4-way amplifier to promote the corresponding speaker unit
The circuit comes with 4 times gain amplification
The frequency divider consists of a well-known Linkwitz-Riley filter
Taiwan production volume potentiometer
Main technical parameters:
Filter type: Linkwitz-Riley filter
Crossover point: 2200HZ （if need other Crossover point，pls choose custom-make ）
Attenuation slope: -24 dB / Oct
Structure: 4-channel output, treble, bass
Op amp chip: original import JRC double
precision NE5532
Power: 15W
Power supply voltage: AC 115V and AC 230V optional
Net Weight: 1.58KG
Size: 245 * 46 * 160mm
Package Included:
Finished preamplifier X1
NOTE: Does not include AC input cable