Total solder points: 42 Difficulty level: beginner 1 2 3 4 5 advanced UNIVERSAL STEREO PRE - AMPLIFIER K2572 ILLUSTRATED ASSEMBLY MANUAL H2572IP-1 Total solder points: 42 Difficulty level: beginner 1 2 3 4 5 advanced UNIVERSAL STEREO PRE - AMPLIFIER K2572 ILLUSTRATED ASSEMBLY MANUAL H2572IP-1 Low noise pre mplifier a to boost small signals. Low noise preamplifier to boost small signals. Features & Specifications 6 +V Specifications: C4 R2 Power supply: 10 - 30V DC maximum, stabilized. Current absorption with out charge : typ. 5mA. C7 R6 R3 Adjustable gain : 40dB max. 4 Frequency range : 40Hz - 30KHz (-3dB). IN-L Output impedance : 1K . 2 3 1 Max. Input voltage : 50mVrms (500mVrms) A1 3 Dimensions : 44 x 65mm / 1,7 x 2,6. C2 C7 2 OUT-L RV1 1 C6 R5 R4 7 +V IN-R 8 6 8 7 5 A2 4 C3 A1,A2 = IC1 C5 9 R1 OUT-R RV2 10 C1 5 2 Features & Specifications 6 +V Specifications: C4 R2 Power supply: 10 - 30V DC maximum, stabilized. Current absorption with out charge : typ. 5mA. C7 R6 R3 Adjustable gain : 40dB max. 4 Frequency range : 40Hz - 30KHz (-3dB). IN-L 2 Output impedance : 1K . 3 1 Max. Input voltage : 50mVrms (500mVrms) 3 A1 Dimensions : 44 x 65mm / 1,7 x 2,6. C2 C7 2 OUT-L RV1 1 C6 R5 R4 7 +V IN-R 8 6 8 7 5 A2 4 C3 A1,A2 = IC1 C5 9 R1 OUT-R RV2 10 C1 5 2