It is an analyzer that can measure the listening room environment and speakers. Measurements can be performed in the 20 Hz to 20 kHz band. It is also battery-operated, compact, and easy to use. The exterior is dull, and there is a feeling of use such as scratches. Serial MC5J21B003 (Jun Tamai)
Maintenance information: 2024.3.18 simple check OK
Accessories: original box microphone
Main specifications: oscillation signal wobble tone (modulation frequency 8 Hz) oscillation frequency 20 to 20 kHz (measurement point 31) power supply 9V battery (S-006P x 1) microphone: back electret condenser type omnidirectional frequency characteristics 20 Hz to 20 kHz power supply 1.5V (SUM-3 x 1) W430 x H53 x D158 mm 1.0 kg
The price has been drastically reduced. 2024/2/22 sales price 8,000 yen. Self-made cabinet for DENON DP-3000. The arm was attached to the company's DA-305. When the four-square screw is removed, it is divided into 3 plates, making it easy to perform processing such as drilling. There are scratches, fading, stains on the main body, cracks, repairs, fading, stains, and adhesive tape marks on the dust cover (Kanai Hidetsugu)
Accessories: dust cover
Main specifications: W600 x H112 (H202 with dust cover) x D500 mm 12.6 kg (actual measurement, dust cover included)
*Currently sold. A stable master clock signal is generated and supplied to digital devices. This increases the synchronization accuracy of the entire system, brings out the original performance of digital audio devices, and improves sound quality. The exterior has a feeling of use such as dullness (Tomoho Asaine)
Maintenance information: 2024.3.14 Operation not checked because there are no connected devices
Accessories: Power cord (general purpose) *Although it is DC12V, it is a DC adapter within the specifications of the main unit.
Main specifications: sample rate (44.1kHz,48kHz,88.2kHz,96kHz,176kHz,192kHz) coaxial (S/PDIF) output × 2 W117 × H47.5 × D108 mm 390 g
SENNHEISER's first balanced headphone amplifier. It is equipped with a high-quality D/A converter and a convenient function that can easily adjust input gain, contributing to accurate sound transmission unique to high-end machines. There are no noticeable scratches on the exterior. Serial 1085105159 (Tamura Eiji)
Maintenance information: 2024.3.14 Maintained (4 volume removal, disassembly, cleaning and reassembly. Voice check for each input and output is OK. (The balanced headphone output is ① L-HOT ② L-COLD ③ R-HOT ④ R-COLD)
Accessories: instruction manual, original box
Main specifications: frequency characteristics 10 Hz to 100 kHz dynamic range 115 dB digital input: 4 systems (USB, coaxial, AES/EBU, S/PDIF optical) analog input: 2 systems (unbalanced) analog output: 1 system (balanced) headphone output: 4 systems (XLR-4:2 systems, 6.3 mm standard: 2 systems) compatible impedance 16 to 600 ohms W224 x H44 x D306 mm body weight approx. 2250 g
This is a Bluetooth 5.0 (bluetooth) receiver. Connect to your audio and use it. It is compatible with all Qualcomm aptX and aptX HD, aptX Low Latency, aptX Adaptive, LDAC (Sony's Hi-Res Bluetooth codec), HWA/LHDC (Huawei's Hi-Res Bluetooth codec), AAC (Apple's preferred format), and SBC (standard Bluetooth codec). The essential DAC chip is equipped with an ESS Sabre DAC chip. You can enjoy bright, crisp sound. Serial 214-105270 (Tomonori Asaine)
Maintenance information: 2024.3.14 Operation confirmed
Accessories: instruction manual, AC adapter, original box, connection cable
Main specifications: Bluetooth 5.0 (aptX, aptX HD, aptX Adaptive, aptX LL, LDAC, HWA/LHDC, AAC, SBC codec) W158 x H35 x D100 mm 476 g
The earpads and head pads have been replaced with new ones! It is a dedicated driver unit for ear speakers and ear speakers that uses genuine leather for the part that comes into contact with the skin, and is particular about not only the amount of information but also the texture of the sound. If it's just the characteristics, it loses to a dynamic high-end machine, but you can feel the sex appeal of the sound that makes up for that. The classical expression of the hall feeling is truly one word. The exterior is dull and has a feeling of use. Serial ear speaker SZ2-2326 driver D7T-4734 (Takahashi Nobuyuki)
Maintenance information: 2024.3.14 Headphone section maintained (speaker cord root disconnection replacement, earpads, headpad replacement, etc. General checks) Head amplifier operation confirmed
Accessories: hard case
Main specifications: ear speaker section/frequency characteristics 6 to 41,000 Hz impedance 170 kΩ driver section/balance, unbalance input compatible dimensions W195xH103xD420 mm weight 4.7 kg
Headphone amplifier with piano black finish The volume is smooth and moderately heavy, and it is a headphone amplifier with a simple, uncomplicated, natural, and comfortable neutral sound. The exterior is good with no conspicuous scratches. Serial AA004140 (Fujisawa Yukishi)
Maintenance information: 2024.3.11 Operation confirmed
Accessories: instruction manual, power cord
Main specifications: 3 Hz to 300 kHz 8 ohm to 10 kΩ 106 dB W160 × H58 × D283 mm 2.2 kg
※It is currently sold because it is cheap. Small mixer with built-in processor. It can also be used as a PA processor by installing it between the mixer and power amplifier (Oikawa Tetsuji)
Maintenance information: 2024.3.6 operation confirmed
Accessories: power adapter
Main specifications: W155 x H40 x D102 mm (excluding protrusions) 540 g
This is a rare Audio-Technica sampling rate converter. The output can be changed to 32/44.1/48khz. It's an item that you can enjoy in a variety of ways, such as recording and playback. Externally, there is a scratch on the top plate. Serial 644035 (Tamura Eiji)
Maintenance information: 2024.3.3 operation confirmed
Accessories: none
Main specifications: input (32/44.1/48 kHz) 3 systems: optical/coaxial output (32/44.1/48 kHz) 1 system: optical/coaxial
※Since it is cheap and the video system has not been checked, it is currently sold. Yamaha AV receiver. It is based on Yamaha's sound field creation technology Cinema DSP. It is equipped with a cinema DSP (3D mode) that realistically reproduces a three-dimensional surround space. There are line scratches on the rear panel and dullness on the front (Daiki Goto)
Maintenance information: 2024.2.25 Operation confirmed (2ch playback only)
Accessories: remote control, instruction manual, power cable, original box, antenna
Main specifications: W435 x H171 x D367.5 mm Weight 11.2 kg
Disposal price reduction. 2023/9/28 sales price 10,000 yen ※There is no problem with operation, but it is currently sold because it is cheap. Behringer's classic line mixer. Equipped with 16 inputs in a compact 1U housing, it can be used as a multi-purpose line mixer (Daiki Goto)
Maintenance information: 2023.9.28 Operation confirmed
Accessories: original box, instruction manual, power cable
Main specifications: W483 x H44.5 x D217 mm weight 2.3 kg
Disposal prices have been reduced. Member discounts will not be applied. 2023/5/30 sales price 12,000 yen. Simple conduction has been confirmed, but the details have not been checked. Sony Electret Condenser Microphone Can be used with AA batteries (Murakoshi Yoichi)
Maintenance Information: 2023.5.30 Simple Conduction Confirmed
Accessories: instruction manual, case, windscreen x 2, holder clip
Main specifications: frequency characteristics 40 to 15,000 Hz, omnidirectional, 250 ohms, maximum input sound pressure level 122 dB
*Currently sold. microphone amplifier It is possible to pick up and amplify sound with an AV device without a microphone terminal. There are no noticeable scratches on the exterior (Sasaki Shota)
Maintenance Information: 2023.8.11 Operation confirmed
Accessories: original box, power adapter, manual
Main specifications: W70 x H30 x D92 mm 160 g
The price has been reduced. 2023/6/1 sales price 25,000 yen A fully discrete genuine analog amplifier designed with an amplifier using a total of 10 pairs of carefully selected transistors without using an operational amplifier. It's lightweight, compact, and useful for portable applications. The exterior has scratches and scratches on the main body (Mizusaki Ryo)
Maintenance Information: 2023.6.1 Sound output confirmed
Accessories: AC adapter, USB cable, silicone band, carrying case, original box
Main specifications: input 3.5mm mini terminal output 3.5mm mini terminal input impedance 30kΩ output 200mW (32Ω) 100mW (50Ω) 50mW (300Ω) 15mW (600Ω) W97 x D46 x H19 mm (including volume knob) weight approx. 117 g
The price has been reduced. 2021/12/19 sales price 1,000 yen. ※There was a sound, but details such as characteristics have not been checked. Dynamic microphone made in China with standard specifications. How about an easy way to use it for a wide range of purposes other than vocals? Total body length 165 cm, 210 g (Murakoshi Yoichi)
Maintenance information: 2021.11.28 sound output confirmed
Accessories: none
KIKUTANI guitar stand Comes with a fall prevention strap. There are some abrasions (Yoichi Murakoshi)
Accessories: none
Main specifications: W510 × H760 (maximum) × D330mm
KIKUTANI guitar stand Comes with a fall prevention strap. There are some abrasions (Yoichi Murakoshi)
Accessories: none
Main specifications: W510 × H760 (maximum) × D330mm