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yamamoto sound craft
CA-04 preamplifier
CA-04 specifications:
Form: Vacuum tube line level exclusive use pre amplifier
Use vacuum tube: 6AK5W made of Telefunken 2 pcs
Biggest output: 8V
Frequency characteristic: 10-150kHz (-0.5db)
Remaining noise: 0.07mV
Line amplifier department gain: 16dB (about 6 times)
Input impedance: 50k ohms
Output impedance: 1.6k ohms
External form measure: 420 (W) 290 (D) 94 (H)
Weight: 6.3 kg
Price: 198,000yen / $2150
REVIEW:
http://www.positive-feedback.com/Issue17/yamamotoca04.htm
CA-04 preamplifier

CA-04 specifications:
Form: Vacuum tube line level exclusive use pre amplifier
Use vacuum tube: 6AK5W made of Telefunken 2 pcs
Biggest output: 8V
Frequency characteristic: 10-150kHz (-0.5db)
Remaining noise: 0.07mV
Line amplifier department gain: 16dB (about 6 times)
Input impedance: 50k ohms
Output impedance: 1.6k ohms
External form measure: 420 (W) 290 (D) 94 (H)
Weight: 6.3 kg
Price: 198,000yen / $2150
REVIEW:
http://www.positive-feedback.com/Issue17/yamamotoca04.htm