Rm.501, 5/F., Lee Loong Building
4 Queen Victoria Street, Central, Hong Kong

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Last Modify: 2021/10/23

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Model No. Audio Devices AD-C2 Line Preamplifier Photo
Description


Add sample photos of Audio Devices AD-C2 Line Preamplifier.

More detail information and sample photos please visit:
http://topclassaudio.com/web/eng/used_product_details.jsp?gid=8498


Conditionxx / 10
Retail Price (HKD) xx
Retail Price (USD)xx
Qtyxx
Status 
Model No. Audio Devices AD-C2 Line Preamplifier
Description


Very rare and very hard to find Japanese HIGH END preamplifier, Audio Devices AD-C2.
YEN1500000 when new at 1991

Type: Line preamplifier
Input: Phono, CD, Tuner, AUX-1 & 2, Tape
Input sensitivity: 160mV/47k ohm
Gain: 16dB
Output: 1V (MAX 9V) / 100 ohm
Dimension: W43.0x H12.3x D44.9cm
Net weight: 16.7kg
AC voltage: AC-100V 50/60Hz

More sample photos please visit:
http://topclassaudio.com/web/eng/used_product_details.jsp?gid=8499


Condition9 / 10
Retail Price (HKD) 68,000.00
Retail Price (USD)9,007.00
QtyONE
Status 
Model No. Exclusive by Pioneer EA-10 Tonearm Set w/ Box
Description


Rare Exclusive by Pioneer EA-10 tonearm set. Comes with EP-01, EP-03 carbon arm wands, PP-312 carbon headshell, two difference weight counterweight, aligment protector, arm base tool, GEN 1058 tonearm damping oil and original output cable.

EA-10
Type: Oil damped, dynamic balanced and dynamic balanced anti-skate tonearm
Effective length: 282mm
Overhang: 12.5mm
Arm height adjust range: +/- 3mm
Stylus pressure range: 0~3 gram
Handle cartridges weight range: 4~35 gram (Can use with two weights at the same time)
Tracking error: +1.85 degree, -1.10 degree

PP-312 Headshell
Type: Universal
Material: Carbon
Net weight: 7.5 gram


Condition9.5 / 10
Retail Price (HKD) 18,800.00
Retail Price (USD)2,490.00
QtyONE SET
Status  
Model No. Audio Technica AT37E MC Cartridge w/ Box
Description


Audio Technica AT37E MC cartridge.
Comes with original packing box, AT-LS13 universal type tonearm headshell, protect guard and tools.
AT37E is similar design of TOP model AT1000 MC cartridge.

Type: Moving coil cartridge
Output: 0.1mV / 1kHz 5cm / sec
Stylus pressure range: 1.3~1.5g (optimum 1.4g)
Frequency response: 10~50,000Hz
Channel separation: 30dB / 1kHz
Compliance: 10x 10-6 cm / dyne
Internal impendance: 3 ohm
Stylus: 0.2 x 0.7 mil Ellipical
Cantilever: RUBY
Net weight: 7.0 gram
Headshell: Universal type
Headshell net weight: 13 gram


Condition9 / 10
Retail Price (HKD) 8,800.00
Retail Price (USD)1,166.00
QtyONE
Status 
Model No. Audio Technica AT37E MC Cartridge
Description


Audio Technica AT37E MC cartridge, comes with original protect guard.
AT37E is similar design of TOP model AT1000 MC cartridge.

Type: Moving coil cartridge
Output: 0.1mV / 1kHz 5cm / sec
Stylus pressure range: 1.3~1.5g (optimum 1.4g)
Frequency response: 10~50,000Hz
Channel separation: 30dB / 1kHz
Compliance: 10x 10-6 cm / dyne
Internal impendance: 3 ohm
Stylus: 0.2 x 0.7 mil Ellipical
Cantilever: RUBY
Net weight: 7.0 gram


Condition9 / 10
Retail Price (HKD) 6,800.00
Retail Price (USD)901.00.00
QtyONE
Status  
Model No. Bowers & Wilkins B&W DM-17
Description


Mini monitor speaker that inherits the technical results obtained with B&W 801F, model DM-17.
Comes with original optional speaker stand ST-17.
This DM-17 are early version with silver frame woofers.

Type: Two ways, two units sealed enclosure bookshell speaker system
Woofer: 15cm cone
Tweeter: 2.6cm dome
Frequency characteristics: 85Hz~20kHz +/-2dB (2m, front, free field)
Impedance: 8 ohm
Sensitivity: 85dB/W/m (300Hz)
Overload protection circuit: APOC (Audio Powered Overload Circuit)
Crossover frequency: 3kHz
Dimension: W220x H399x D270 mm
Net weight: 9.6kg (Each)


Condition8.5 / 10
Retail Price (HKD) 8,800.00
Retail Price (USD)1,166.00
QtyPAIR
Status 
Model No. Janszen Z-600 Console Speaker System Pair
Description


Rare vintage Janszen Z-600 Console Speaker System pair.

Type: Electrostatic radiator with woofer speaker system
Hi/Mid: Janszen 130 radiator x2
Woofer: Janszen 350B
Frequency response: 30~30,000Hz
Crossover network: LRC highpass filter for electrostatic only. Machanical roll-off on woofer.
Impendance: 8 ohm
High frequency dispersion: 70 degree
Dimension: W20x H26 5/8x D13 inches
Net weight: 50lb each
AC voltage: AC-100~AC-130V 50/60Hz


Condition8.5 / 10
Retail Price (HKD) 7,800.00
Retail Price (USD)1,033.00
QtyPAIR
Status 
Model No. SAE X-25A Hypersonic Class A Power Amplifier
Description


SAE X-25A Hypersonic Class A power amplifier.

The Hyperpersonic Power Output circuit is carried in order to know the limit state of every speaker and to realize the amplifier which drives in the correct range and frequency even when connecting with every speaker.

Circuit system: Hypersonic Class A amplifier with constant current and fixed bias
Symmetrical composition: Balanced complementary design
Output: 250W + 250W (8ohm, 20Hz~20kHz, both channel drive, THD 0.02%)
Intermodulation distortion rate: 0.025% (SMPT method, 70Hz: 7kHz = 4:1)
Frequency characteristics: 20Hz~20kHz +0 -0.5dB (at rated output)
S/N ratio: 110dB (IHF-A short)
Input sensitivity: 0.15V
Transient overload recovery time: 1.5usec. / 20 msec.
Feedback: 22dB
Frequency characteristics in open loop: +80kHz
12 power transistors / ch
TIM: Unmeasurable
Protection function: DC offset (No Short or Current Limiting)
Dimension: W485x H185x D390 mm
Net weight: 24kg
AC voltage: AC-120V 50/60Hz


Condition7 / 10
Retail Price (HKD) 12,800.00
Retail Price (USD)1,695.00
QtyONE
Status  
Model No. Ortofon 6.7N SPK-500 Speaker Cable NOS 2.9m Pair
Description


NOS Ortofon 6.7N SPK-500 Pure Copper Hybrid Multi Conductor speaker cable 2.9m pair.


ConditionNew Old Stock / 10
Retail Price (HKD) 3,800.00
Retail Price (USD)503.00
Qty2.9m PAIR
Status  
Model No. Ortofon PPA-600 Professional Power Amplifier
Description


Rare Ortofon PPA-600 professional MOS-FET power amplifier.

Output: 350W(4 ohm), 225W(8 ohm),
950W (4 ohm, bridge connection), 650W (8 ohm, bridge connection)
Total harmonic distortion 0.1% or less (0~20kHz, 0~225W / 8 ohm)
Frequency response: 10Hz~60kHz +0 -3dB
Damping factor: >250(8 ohm, 1kHz)
Input sensitivity: 1.41V (225W / 8 ohm)
Input impedance: 20Kohm
Dimension: W483x H138x D455mm
AC voltage: AC-100V, AC-117V, AC-220V or AC-240V 50/60Hz interchange
Net weight: 22kg


Condition7 / 10
Retail Price (HKD) 7,800.00
Retail Price (USD)1,033.00
QtyONE
Status  

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Goods sold are not returntable. Subject to terms and conditions exchange of goods can be considered.