Total solder points: 700
Difficulty level:
beginner 1o 2o 3o 4o 5þ advanced
ILLUSTRATED PARTLIST H4040IP-ED1
K4040
STEREO VALVE POWER AMPLIFIER
⇒ Pure valve sound with high quality EL34 valves
⇒ High quality black and chrome housing
⇒ Chrome valve socket covers
⇒ Easy bias adjustment with LED indication
⇒ Removable bottom for easy access and service
⇒ High quality capacitors and components
⇒ Gold plated input and speaker terminals
⇒ Standby function
⇒ Soft start circuit for power transformer
Specifications
• 2 x 90Wrms in 4 or 8Ω
• Up to 2 x 15Wrms full class A
• Bandwidth: 8Hz to 80KHz (-3dB/1W)
• Harmonic distortion: 0.1% @ 1W/1KHz
• Signal to noise ratio: >105dB (A weighted)
• Input sensitivity: 1Vrms
• 115VAC or 230VAC / 500VA max.
modifications reserved
stereo power amplifier
4040
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