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MARK-3U.S.A

Ask 25-46360-09616-00
MARK-3
Manufacture:DYNACO
Original price: JPY 174,000
Price: JPY 107,273(pair)
U.S.A 1976 made
Shop: Osu shop
Arrival: 2025-12-15 20:19:28
description
They have been maintained, but both have a slight trance roar, so they are inexpensive. A rare 100V specification. DYNACO's tubular mono power amplifiers are highly popular. The sleek, straight, and energetic sound that comes out of the small body is attractive. Combinations with Altech and JBL are a staple, and they make jazz and rock sounds powerful and full of realism. *This time, the 100V specification is for this time, so please do not use it at 117V etc. (Sasaki Shota) Maintenance information: 2025.12.15 Maintained (replace 20 deteriorated resistors, replace 2 electromagnetic capacitors in the Bayas circuit, replace 4 GE 6550 with selected products) Accessories: copy of instruction manual Main specifications: tubular mono power amplifier using vacuum tube 6550/5AR4/6AN8A output 60W W229 × H190 × D229 mm 11.5 kg
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STEREO 120U.S.A

Ask 25-47120-15520-00
STEREO 120
Manufacture:DYNACO
Original price: JPY 94,000
Price: JPY 36,182
U.S.A
Arrival: 2025-08-01 19:54:12
description
The disposal price has been reduced. Member discounts are not applicable. 2025/8/1 sales price 59,800 yen ※A trance growl will occur, but this cannot be corrected. Maintenance completed in 2019. Dinaco's transistor stereo power amplifier was developed by applying technology obtained with tubular amplifiers to semiconductor circuits. It is a sound that allows you to broadly enjoy the atmosphere without requiring precise expression of sound. There is a feeling of use (Murakoshi Yoichi) Maintenance information: 2019.8.9 maintained (internal dismantling check, LCH power stage TR/constant voltage TR characteristics defective/circuit board coupling C interruption/capacity loss → replacement, operation check OK) Main specifications: 60W+60W W330 x H104 x D260 mm 8 kg

PASU.S.A

Ask 25-47435-17980-00
PAS
Manufacture:DYNACO
Price: JPY 86,182
U.S.A
Arrival: 2025-10-16 19:47:01
description
The price has been drastically reduced! 2025/10/16 sales price 118,000 yen Maintained! This is a Dynaco tubular control amplifier. It is an amplifier where you can enjoy the warm and comfortable sound unique to vintage. While the microwave feel is moderate, the nostalgic sound with an emphasis on atmosphere has a unique, hard-to-get flavor. The exterior has rust-like stains on the top and sides, and there is a feeling of use such as rust on the knobs (Satoshi Yonejima) Maintenance information: 2025.10.16 Maintained (main volume replacement and resistance 1/2W numerical change) 2024.5.29 maintained (12AX7, 2000 μF electrolytic capacitor, 1 μF replacement, 1/4 W resistor added as a measure to improve switching noise, vacuum tube socket and RCA jack caulking repair, parts including block capacitors checked, and operation checked with AC 100 to 117 V) Accessories: No accessories Main specifications: vacuum tube 12 AX7 x 4, 12 x 4 line input 5 systems phono 1 system (mm), 1 pre-out system, W385 x H134 x D230 mm 7 kg
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