*Currently sold. Phono equalizer included with the Stereo Ontomo MOOK vacuum tube kit series. It is equipped with an equalizer curve (EQ curve) adjustment function. You can easily listen to LP records with vacuum tube sound. In addition to the exterior and 1 rubber foot missing, you can see a feeling of use such as dullness, small scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.10.23 Operation confirmed
Accessories: AC adapter
Main specifications: size after assembly W183 x D130 x H88 mm 645 g
EAR tubular phono equalizer. It is an equalizer that brings out the thickness of the sound, the glossy tubular tone, and the characteristics of individual cartridges. Compatible with MM and MC, it has a built-in boost transformer instead of a head amplifier, which is unusual for MC boosts. The exterior is dull. Serial 98501001 (Yonejima Satoshi)
Maintenance information: 2025.10.21 operation confirmed
Accessories: power cord
Main specifications: Tubular type NF type vacuum tube ECC83S, use 3 tubes, W140 x H105 x D325 mm, 3.2 kg
The price has been reduced! 2025/10/23 sales price 248,000 yen EINSTEIN's MC mono phono equalizer is in stock for the first time at Hi-Fi! The left and right channels are completely independent, and high SN is also ensured by adopting a highly rigid extruded aluminum housing. The dynamic sound with a high gain (68 dB) makes it fun to listen to analog. The exterior has dullness and small scratches. Serial 70491834 70491835 (Yonejima Satoshi)
Maintenance information: 2025.10.23 Operation confirmed
Accessories: power cord, load pin (150Ω), original box
Main Specifications: Gain 68dB S/N78dB Input Impedance: H Replaceable Load Impedance Select Output Impedance 50Ω Body/W175 x D49 x H23 mm Power Unit/W110 x D175 x H55mm Weight/Main Unit 0.3 kg Power Supply 1.0 kg
The price has been drastically reduced. 2025/10/4 sales price 20,000 yen. ※Operation is good, but it is currently being sold. MM type phono equalizer. A model designed to fit Shure cartridges. The gain can be selected from 35 dB (compatible with mini components, suitable for PC audio) and 45 dB for standard use. The exterior is slightly dull and there is a feeling of use (Murakoshi Yoichi)
Maintenance information: 2025.10.2 sound output confirmed
Accessories: AC adapter
Main specifications: Input capacitance can be selected from 3 points of 100, 250, and 400pF W120 x H25 x D120 mm
The price has been reduced. 2025/10/17 sales price 35,000 yen Phono equalizer that makes it easy to enjoy analog records. You can enjoy an analog record player even with a premain amplifier (preamp) that does not have a PHONO input. The sharp, unobtrusive playback sound is attractive. There are some scratches and scratches on the exterior. Serial 20100266 (Fujisawa Yukishi)
Maintenance information: 2025.10.17 Operation confirmed
Accessories: instruction manual, original box, AC adapter
Main specifications: input sensitivity 2.5 mV (MM) /0.25 mV (MC) gain 46 dB (MM) /64 dB (MC) input load resistance 47 kΩ (MM) /2 to 47 Ω (MC) W60 × H100 × D230 mm 1 kg
The price has been reduced. 2025/10/4 sales price 54,800 yen Compact variable curve phono equalizer. Since the maximum gain is 72 dB, it can be optimally compatible with any MC cartridge. By switching between 6 different EQ curves, it is compatible with LP records produced with old equalization curves. Serial 2042002298 (Takasaki Atsushi)
Maintenance information: 2025.10.2 sound output confirmed
Accessories: iPower (power adapter)
Main specifications: frequency characteristics 20 Hz to 20 kHz MM/MC compatible DECCA/RIAA/COLUMBIA equalizer curve compatible W23 ✕ H11 ✕ D62 mm 310 g
Comes with original box This model uses a non-feedback amplifier circuit with discrete components at all stages. High quality parts such as metal film resistors and high quality film capacitors are used in the RIAA circuit. The smooth, high-SN, and delicate expressive power typical of recent models is attractive (Murakoshi Yoichi)
Maintenance information: 2025.10.15 sound output confirmed
Accessories: instruction manual, power cord, original box
Main specifications: mm/MC compatible non-feedback equalizer amplifier input sensitivity mm2.5mV/47kΩ or less, MC0.12mV/470Ω W220 x H57 x D228 mm 2.6 kg