The price has been reduced. 2024/5/7 sales price 29,800 yen This item is currently sold because dirt, tobacco smell, and feeling of use are conspicuous. An HX series higher-level machine that effectively controls space. It's a speaker for home theaters, but the sharp sound is attractive (Daiki Goto)
Maintenance information: 2024.5.7 operation confirmed
Accessories: none
Main specifications: 3-way bass reflex type (anti-magnetic) 20cm cone woofer x 2, 13cm cone midrange, 3cm dome tweeter 6Ω 364 x 1102 x 397 mm 32.5 kg
There is no problem with the operation, but it will be handed over as is. Yamaha subwoofer. You can easily enjoy powerful sound. The high-cut filter allows you to listen in the desired range, so the range of uses also expands. The exterior has a slightly raised part on the top plate, and there is a scratch on the back corner (Mizusaki Ryo)
Maintenance information: 2024.5.9 sound output confirmed
Accessories: none
Main specifications: A-YST method anti-magnetic amplifier output 250W playback frequency band 20Hz to 160Hz high-cut filter frequency 40Hz to 140Hz continuously variable W340 x H432 x D370 mm 17 kg
The 1.5 m pair EQB5 balance cable features a high contrast expression rich in three dimensions, and the gorgeous sound is attractive. The cable coloring is also gorgeous and unique. There is friction on the plug shell (Kojima Yosuke)
Accessories: none
Speaker cable, 2.5 m pair, SOS3+ single connection, Y lug specification on both ends, standard model of the company's speaker cable. There is little dramatization, and the sound is light (Kojima Yosuke)
Accessories: none
The disposal price has been reduced. Member prices are not applicable. 2024/6/4 sales price 780,000 yen A high-performance speaker that condenses the sound production of the multi-cabinet SYSTEM7 into a single cabinet. The balance between dynamism, wide range, and sense of sound localization is excellent. Another advantage is that it creates a sound that is less likely to be affected by the performance of the amplifier. There is a partial tear in the corner of the saran net, and there is a linear paint crack separating the top and bottom on the right side of one (Sasaki Shota)
Maintenance information: 2024.6.3 sweep test is good
Accessories: manual, spike, spike holder, cover
Main specifications: 3-way 4Ω frequency characteristics 29Hz to 22.5kHz 89dB W320 × H1040 × D460 mm 73 kg
Pair tube, subthermal beam tube, made in China, seems to have been used in the company's power amplifiers, etc. Measured value 64/64 (rejected value 44) with replacement box*Pairs are determined based on gM values measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair tube, 5 pole tube, made in America JAN lot: 726/739, measured value 34/30 (rejected value 20) with white box (written on the box) *Pairs are judged based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Power supply/heater transformer primary: 105-115-125V secondary: 6.3V/1.0A, 5.0V/4.0A, 6.3V/4.0A W85 × H110 × D100mm 2.9 kg (actual measurement, protrusions included First of all) it seems to be an unused item from the state of the terminal! (Kojima Yosuke)
Accessories: none
Power supply/heater transformer primary: 105-115-125V secondary: 6.3V/1.0A, 5.0V/4.0A, 6.3V/4.0A W85 × H110 × D100mm 2.9 kg (actual measurement, protrusions included First of all) it seems to be an unused item from the state of the terminal! (Kojima Yosuke)
Accessories: none
The price has been drastically reduced. 2024/1/15 sales price 118,000 yen pair tube 45 special compatible ball straight heat triode fishing rod type filament made in America measurement value 90/86 (rejected value 55) with white box*Pairs are determined based on gM values measured by testing machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/106 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Sold per bottle, general purpose amplifier tube, top mark, JAN, made in America, measured value 38 (rejected value 28), with replacement box (the lid of the box is missing) *The measured values are values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
Pair Tube 45Special Compatible Ball Direct Heat Triode Tube Fishing Rod Type Filament Engraved Made in America Measured Value 110/110 (Rejected Value 55) It seems to be an unused item due to the state of the tube with the original box! *Pairs are determined based on the gM value measured by the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Input transformer sold 1 piece primary: 10KΩ secondary: 60 kΩ boost ratio 1:2.5 W24 x H35 mm 0.06 kg/piece (actual measurement, not including protrusions) (Kojima Yosuke)
Accessories: none
A set of 2 seems to be a choke transformer, but the details are unknown. Measured DC resistance value 380/373Ω W31H95 x 44mm 0.31 kg/piece (actual measurement, not including protrusions), only conduction and resistance values have been confirmed by a tester (Kojima Yosuke)
Accessories: none
Input transparent sale primary: 10 KΩ secondary: 60 kΩ boost ratio 1:2.5 W 24 x H35 mm 60 g/piece (actual measurement, not including protrusions) with white box (Kojima Yosuke)
Accessories: white box
※There are no accessories, and the black polarized rubber is missing, so it's cheap. WBT representative spade plug set of 4 High pressure fit with sandwich spade construction It has high rigidity, suppresses the generation of noise and strain in contact areas, and has a structure that can withstand large amounts of current. The plug is dull (Kojima Yosuke)
Accessories: none
1 bottle of side-heat beam tube, made in France, smoke measurement value 42 (rejection value 25), replacement box included, printing is missing ※ the measured value shows the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: replacement box
* There is no remote control, and there is no problem with the current operation, but since it is inexpensive, it is a CD player equipped with a K2 interface circuit, has plenty of functions, and is also attractive in terms of ease of use. It eliminates digital distortion caused by jitter (time difference distortion), ripple (waveform distortion), etc. There are threads and small scratches on the exterior, and deterioration can be seen on the inside of the tray (Kojima Yosuke)
Accessories: copy of the manual
Main specifications: W435 x H115 x D375 mm 9.3 kg
The price has been reduced. 2017/10/6 sales price 3,000 yen This is a speaker mounting bracket when using the speaker system PS-S200 series etc. as a ceiling suspension. There are spots, rust, and small scratches on the exterior. One single-sided pin is missing (Wang Exhibition)
Accessories: none
Main specifications: compatible models PS-S224W/WH, PS-S226W, PS-S203W, PS-S204W, PS-S207W,
PS-S550W, PS-S552W, PS-S553, etc. Load capacity 12 kg, angle adjustable 1.13 kg
Maintained! A power amplifier using the AB/LR independent power supply system, which is a further development of the A class B class 2 independent power supply system. Contrary to its solid appearance, it has a beautiful sound with a sense of transparency. The sound quality is moderately tight and firm, and it naturally handles crisp and energetic intonation expressions. The exterior has small scratches and dullness appropriate for the model year (Oikawa Tetsuji)
Maintenance information: 2024.5.12 Maintained (replacement of defective output relay contacts. (Replace deteriorated capacitors in power supply circuits and other circuits)
Accessories: none
Main specifications: 100W+100W (8Ω) compatible speakers 4Ω to 16Ω SNR 110dB W420 x H166.5 x D300 mm 19.2 kg
2.6 m speaker cable sold per cable, 98 SCMC-OFC conductors, parallel multiple stranded wire type that uses 1 pair of strands, has relatively good treble range extension in the company's speaker cable lineup, and it is a cable that matches well with the overall softness of the sound (Kojima Yosuke)
Accessories: none
Pair tube earthquake-resistant military standard product special tube getter large triode tube with white box, measured IP value: 47/47 mA (the best standard IP value for this amplifier is 50 mA) *Sound is checked with a test amplifier, plate current values have been measured, and it has been determined that operation is good (Kojima Yosuke)
Accessories: white box
Pair tube 45 Special/38142 compatible ball, direct heat triode, fishing rod type, filament measurement value 120/118 (rejection value 55) with original box ※ The pair was determined based on the GM value measured by the testing machine TV-7 (Kojima Yosuke)
Accessories: original box
Line transformer from Uesugi Laboratory. By sandwiching it between the digital device and the amplifier, the characteristic digital noise that causes listening fatigue is removed. You can expect a change in sound quality that is familiar to the ear. It is possible to switch between 3 types of input impedances. There are scratches on the exterior. Serial 057 (Tamura Eiji)
Maintenance information: 2024.6.6 operation confirmed
Accessories: none
Main specifications: impedance compatible with 3 RCA input systems 200 ohms: 200 ohms 500 ohms: 500 ohms W175 ✕ H150 ✕ D115mm 2.5 kg
Pair tube metal brown base Russian dharma tube measured value 60/58 (rejected value 44) with white box, printing on one side often disappears ※Pairs are determined based on gM values measured with the test machine TV-7 (Kojima Yosuke)
Accessories: original box
Pair tube 6CA7 compatible sphere Russian reprint model measurement value 46/42 (rejection value 30) white box with getter burn ※The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box
Pair tube 6CA7 compatible sphere Russian reprint model measurement value 52/48 (rejection value 30) white box with getter burn ※The pair is determined based on the GM value measured with the test machine TV-7 (Kojima Yosuke)
Accessories: white box