I cut the price! 2021/5/29 selling price 3,000 yen Technica small headphone amplifier. It creates thickness and clarity while it is compact in size. Appearance is small scratches, there is a feeling of use such as dullness. Cereal 1831 (Asaine Tomoho)
Maintenance Information: 2021.5.29 Operation confirmed
Accessories: AC adapter
Main specifications: Frequency characteristics 20Hz to 20kHz SN ratio: 85dB or more W30 × H70 × D92 mm Weight 160g Serial
※Operation has been confirmed, but since it is cheap, it is sold as is. A compact, high-CP, and handy headphone amplifier. The sound is bright and has good visibility. A well-balanced model that works well for everything from pop to rock. There is a slight feeling of use (Takasaki Atsushi)
Maintenance Information: 2023.8.10 Operation confirmed
Accessories: manual, power cord, original box
Main specifications: output 330 mW/30 ohms, 60 mW/300 ohms headphone amplifier connection 30 ohms gain 11 dB S/N ratio 87 db frequency characteristics 30 to 20 kHz input/output RCA each 1 system W103 x D127 x H38 mm 1.40 kg
I cut the price! 2021/3/5 selling price 11,800 yen original box with beautiful goods! It is a compact high-resolution power amplifier equipped with a digital amplifier. Following the popular AP05/AP15D, we expanded the lineup of small personal power amplifiers. The power supply circuit and various parts have been redesigned to support high-resolution and significantly improve sound quality. The output was also enhanced to 20W+20W (4Ω). Serial 0964964GV (Makoto Kono)
Maintenance Information: 2021.3.5 Operation confirmed
Accessories: Original box instruction manual Power cord connection cable
Main Specifications: External dimensions W108mm × H42mm × D138mm Mass 520g
※Since it is inexpensive, it will be handed over as is. TRIO head amplifier for rare MC cartridges. It is an MC head amplifier from the heyday of audio, characterized by a supple and natural sound. The exterior is dull and oxidized over time. Serial 860084 (Yonejima Satoshi)
Maintenance information: 2023.9.10 Operation confirmed
Accessories: AC adapter
Main specifications: MC type cartridge head amplifier input impedance 100 ohms input sensitivity 0.1 mV output impedance 100 ohms gain 28 dB frequency band 5 to 50,000 Hz dimensions W120 x H55 x D19 mm, 0.7 kg
price cut! 2021/8/5 selling price 15,000 yen*It is inexpensive because the battery box cover is missing. Battery-powered MC head amplifier The sound is characterized by a sharp sound that is crisp and contoured, with a cold color system, thin lines, with a low band balance on hearing and suppressing low frequencies, and a flat response towards the high frequencies. The appearance has a feeling of use such as dullness. (Asai no chi law)
Maintenance information: 2021.8.5 operation confirmed
Accessories: none
Main specifications: Input impedance 100Ω Output impedance 1.5kΩ Gain 26dB Cartridge impedance less than 100Ω Output 0.08mV to 1mV Size 90×45× 153mm
It is a head amplifier that combines Sony technology at the time and pursues only sound quality. There are only models that inherit the technology of the HA-55 and have been reduced in cost, so you can fully enjoy the sharp sound quality even today. The exterior is scratched and there is a slight feeling of use (Murakoshi Yoichi)
Maintenance Information: 2023.8.10 Sound output confirmed
Accessories: instruction manual, original box
Main specifications: PASS/MC switching input impedance: 100 ohms Gain: 26 dB W120 × H80 × D280 mm 1.8 kg
In order to be compatible with any headphone, we have made it possible to select three ranges of output impedance: LOW, MID, and HIGH. Now you can maximize the performance of your favorite headphones. The appearance has a feeling of use such as dullness. (Asa Tomoho)
Maintenance information: 2022.3.13 operation confirmed
Accessories: None
Main specifications: Vacuum tube used 5670W × 2 Rated output: 200mW (RL = 6Ω, or 32Ω or 600Ω) Corresponding output impedance LOW 4-20Ω, MID 20-100Ω, HIGH 100 to 1 kΩ Rated Input 400mV Input Resistance 50kΩ Frequency Characteristics: 20Hz to 50kHz SN Ratio 102 dB (IEC Weighting) Power Supply AC100V 50/ 60Hz size W130×H120×D250mm (including protrusions) Power consumption 10W Weight 2.4kg
*Currently on sale. MC head amplifier powered by batteries. You can also check the battery by switching the knob. This is a DC head amplifier that allows you to enjoy the sound of the cartridge straight away. The exterior is dull. Serial WA619B192 (Satoshi Yonejima)
Maintenance information: 2023.6.9 operation confirmed
Accessories: no accessories
Main specifications: size W140 x H55 x D265 mm weight 1.1 kg (batteries not included)
*Currently sold. MC head amp powered by batteries. You can also check the battery by switching the knob. This is a DC type head amplifier that allows you to enjoy the sound of a cartridge straight away. The exterior is dull (Oikawa Tetsuji)
Maintenance Information: 2023.7.17 Operation confirmed
Accessories: instruction manual, original box
Main specifications: size W140 x H55 x D265 mm weight 1.1 kg (batteries not included)
Disposal prices have been reduced. Member discounts do not apply. 2022/12/31 sales price 25,000 yen. Ortofon's battery-powered MC cartridge head amplifier. You can enjoy a thick, crisp sound in the mid range. The OUTPUT terminal wobbles slightly. On the exterior, paint peels off on the top plate, and stains can be seen all over (Kanai Hidetsugu)
Maintenance information: 2022.12.31 sound output confirmed
Accessories: 2 x AA batteries
Main specifications: input impedance 11 ohms output impedance 675 ohms gain 50 dB frequency band 7 to 200,000 Hz signal-to-noise ratio 65 dB using 2 AA batteries W80 x H40 x D140 mm 205 mm
I cut the price! 2021/4/5 selling price 19,800 yen It is a rare Philips MC head amplifier. Comes with a PASS switch so you can also use MM cartridges. The gain of 30 dB is higher than a normal head amplifier, so it's easy to get the sound forward. Appearance has a feeling of use such as small scratches, line scratches and dullness. (Tomoho Asaine)
Maintenance Information: 2021.4.5 Operation confirmed
Main Specifications: MC Head Amplifier Input Impedance 135Ω Gain 30dB W110 × H55 × D297mm 1.2kg
The price has been drastically reduced! A rare FR battery-powered MC head amplifier with a selling price of 19,800 yen on 2022 8/17. It works with 4 AA batteries. It makes me hear a straightforward and solid sound. The ultra-small size rather than being compact is cute, and there is also a PASS switch. The exterior has oxidation, dullness, and dirt. (Tamura Eiji)
Maintenance Information: 2022.8.17 Operation confirmed
Accessories: There are no accessories
Main specifications: Compatible with FR-1 cartridges (compatible with low impedance low output cartridges of about 50 ohms or less) input impedance 100 ohms output impedance 10 kΩ frequency range 10 Hz ~ 100kHz gain 40dB compatible AA x 4 batteries W72 x H49 x D113 mm
The price has been drastically reduced. 2023/8/10 Sales price 22,800 yen ※Operation has been confirmed, but since it is inexpensive, it is currently sold. A head amplifier that is the best match for DENON MC cartridges. The characteristics of cartridges such as DL-103 are brought out, and the thickness and sense of extrusion are increased, and sound quality that is satisfying to listen to can be obtained. There are some small scratches on the exterior, and there is a feeling of use (Murakoshi Yoichi)
Maintenance information:2023.8.9 sound output confirmed
Accessories: none
Main Specifications: Head Amp Voltage Gain 24dB, 32dB, PASS Input Impedance 100Ω Complete Class A Circuit Configuration W126 x H71 x D305mm 2.2 kg