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Specification
Filament specifications:
DC/AC Voltage 5 V
DC/AC Current 2 A
Full-wave, Thermionic High Vacuum Rectifier
Maximum Ratings
With Choke-Input Filter:
A-C Plate Voltage per Plate (RMS) 660 volts
D-C Output Current 225 ma
Minimum In..
HK$4,500.00
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Stereo tube amplifier. 12+12 Watts RMS - classic 300B tubes
** Also comes in a integrated version form
Description
single-ended tuble amplifier - pure class A, zero feedback
Output Tubes
2x KR 300B
Output Power
2x 12W RMS (THD = 3%)
..
HK$72,000.00
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Specification
KR Audio 5U4G
With Choke-Input Filter
AC Plate Voltage per Plate (RMS) 550 Volts
DC Output Current 225 mA
Minimum Input-Choke Inductance 3 henrys
With Capacitor-Input Filter
AC Plate Voltage per Plate (RMS) 450 Volts
DC Output Cur..
HK$4,500.00
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Stereo tube amplifier. 20 + 20 Watts RMS
Description
single-ended tuble amplifier - pure class A, zero feedback
Output Tubes
2x KR 842VHD
Output Power
2x 20W RMS (THD = 3%)
Bandwidth
20Hz - 20kHz (-3dB)
Output Impedance..
HK$82,500.00
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Maximum Plate Voltage
550 V
Maximum Plate Current
120 mA
Plate Dissipation
50 Watts
Va
450 V
Ia
100 mA
Vg
-90 V
Transconductance
6.2 mA/V
Amplification Factor
3.9
..
HK$4,500.00
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Stereo tube amplifier. 35 + 35 Watts RMS
Description
single-ended tuble amplifier - pure class A, zero feedback
Output Tubes
2x T1610 (Kronzilla)
Output Power
2x 35W RMS (THD = 3%)
Bandwidth
20Hz - 20kHz (-3dB)
Ou..
HK$150,000.00
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Maximum Plate Voltage
550 V
Maximum Plate Current
120 mA
Plate Dissipation
50 Watts
Va
450 V
Ia
100 mA
Vg
-90 V
Transconductance
6.2 mA/V
Amplification Factor
3.9
..
HK$5,100.00
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Stereo tube amplifier. 50 + 50 Watts RMS
Description
single-ended tuble amplifie - pure class A, zero feedback
Output Tubes
2x T1610 (Kronzilla)
Output Power
2x 50W RMS (THD = 3%)
Bandwidth
20Hz - 20kHz (-3dB)
..
HK$165,000.00
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Maximum Plate Voltage
600 V
Maximum Plate Current
160 mA
Plate Dissipation
70 Watts
Va
450 V
Ia
100 mA
Vg
-94 V
Transconductance
5.7 mA/V
Amplification Factor
3.7
..
HK$5,400.00
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Dual Mono-block Amplifier. 70 + 70 Watts RMS
Description
single-ended tuble amplifier - pure class A, zero feedback
Output Tubes
4x T1610 (Kronzilla - parallel pair per mono-block)
Output Power
2x 70W RMS (THD = 3%)
Bandwidth
20Hz ..
HK$300,000.00
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Maximum Plate Voltage
300 V
Maximum Plate Current
100 mA
Plate Dissipation
15 Watts
Va
250 V
Ia
70 mA
Vg
-45 V
Transconductance
5.2 mA/V
Amplification Factor
3.8
..
HK$3,900.00
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Dual Mono-block Amplifier. 100 + 100 Watts RMS
As of January 2011, the new versions all have:
a) new power supply
b) improved power transformers
c) better frequency response
d) better signal noise ratio
e) better output transformer
Description
single-ended tuble a..
HK$342,000.00
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Dual Mono-block Amplifier. 140 + 140 Watts RMS
Description
Push-pull tube amplifier - pure class A, zero feedback
Output Tubes
4x T1610 (parallel pair per mono-block)
Output Power
2x 140Watts RMS (THD = 3%)
Bandwidth
20Hz - 20kHz (..
HK$313,500.00
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BRAND NEW - JUST ARRIVED - NEW PRODUCTION.
The new KR Audio KT88 has thoroughly convinced us. Therefore, we proudly announce and present the very best of all KT88 tubes.
Stunning definition, amazing details, cozy warmth, sweet clarity and a very well balanced harmonic spectrum, right out of bo..
HK$2,400.00
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Maximum Plate Voltage
1250 V
Maximum Plate Current
140 mA
Plate Dissipation
100 Watts
Va
650 V
Ia
90 mA
Vg
-68 V
Transconductance
3.0 mA/V
Amplification Factor
5.5
..
HK$6,900.00
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Maximum Plate Voltage
1250 V
Maximum Plate Current
140 mA
Plate Dissipation
100 Watts
Va
650 V
Ia
90 mA
Vg
-15 V
Transconductance
4.0 mA/V
Amplification Factor
12
..
HK$6,300.00
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Maximum Plate Voltage
600 V
Maximum Plate Current
150 mA
Plate Dissipation
65 Watts
Va
450 V
Ia
100 mA
Vg
-94 V
Transconductance
5.7 mA/V
Amplification Factor
3.7
..
HK$5,400.00
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Maximum Plate Voltage
350 V
Maximum Plate Current
60 mA
Plate Dissipation
20 Watts
Va
250 V
Ia
48 mA
Vg
-32 V
Transconductance
5.1 mA/V
Amplification Factor
5.0
..
HK$4,200.00
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Maximum Plate Voltage
500 V
Maximum Plate Current
90 mA
Plate Dissipation
30 Watts
Va
400 V
Ia
63 mA
Vg
-31 V
Transconductance
7.4 mA/V
Amplification Factor
9.5
..
HK$4,200.00
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Maximum Plate Voltage
180 V
Maximum Plate Current
2 mA (Vf=4V,Vg=0V)
Va
120 V
Ia
1 mA
Vg
-0.5 V
Transconductance
0.3 mA/V
Filament Voltage
4 V (DC/AC)
Filament Current
0.6 ..
HK$3,000.00
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Specification
Filament specifications:
Voltage 2.5 V
Current 1.3 A
Amplification Factor 3.5
DC Plate Voltage 300 V
DC Plate Current 50 mA
Dissipation 15 W
DC Plate Voltage 250 V
DC Plate Current 34 mA
Grid Voltage -50 V
..
HK$3,450.00
-
..
HK$4,500.00
-
Maximum Plate Voltage
1000 V
Maximum Plate Current
140 mA
Plate Dissipation
100 Watts
Va
650 V
Ia
90 mA
Vg
-87 V
Transconductance
4.4 mA/V
Amplification Factor
5.3
..
HK$6,900.00
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Maximum Plate Voltage
650 V
Maximum Plate Current
250 mA
Plate Dissipation
150 Watts
Va
400 V
Ia
160 mA
Vg
-83 V
Transconductance
9.9 mA/V
Amplification Factor
3.7
..
HK$19,200.00
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Four input pre-amplifier built with KR5, custom designed high gain triode, hand built by KR
Description
Unity gain pre-amplifier with phono stage
Output Tubes
2 x KR 5
Output Power
N/A
Bandwidth
10 Hz-100kHz (-3dB)
Outp..
HK$40,500.00
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Stereo integrated tube amplifier. 20 + 20 Watts RMS
As of January 2011, the new versions all have:
a) new power supply
b) improved power transformers
c) better frequency response
d) better signal noise ratio
e) better output transformer
Description
single-ended tu..
HK$90,000.00
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Stereo integrated tube amplifier. 30+30 Watts RMS
Description
single-ended tuble amplifier - pure class A, zero feedback
Output Tubes
2 x T100
Output Power
2 x 30 Watts RMS (THD=3%)
Bandwidth
20 Hz-20 kHz (-3dB)
Output ..
HK$102,000.00