Product parameters: The medium μ dual three-pole small nine-pin tube is used for inverting drive push-pull amplification in the amplifying circuit. Hot wire voltage UH 6.3 (parallel) 12.6 (string) V IH 0.30 0.15 A Limit value for A1 zoom (each side) Anode voltage 300 V Anode dissipation power 2.75 W Maximum cathode current 20 mA Gate voltage -50 V Voltage between hot wire cathodes (pk) ±200 V Gate resistance When self-biased: 1 MΩ Fixed voltage: 0.25 MΩ Interelectrode...

Product parameters: The same transconductance pentode EL84 has an anode limit dissipation power of 12W, which is used for class A1, AB1, and B amplification in audio amplifiers. Hot wire heating UH 6.3 (parallel) 12.6 (string) V IH 0.30 0.15 A Limit rating Anode voltage 500 V Anode dissipation power 12 W Second gate voltage 300 V Second grid power dissipation 2 W Cathode current 65 mA First gate voltage -100 V Voltage between hot wire cathodes ±100 V First gate resistance 0.3 MΩ at...

Product parameters: The high-μ dual three-pole small nine-pin tube is used for voltage amplification and drive push-pull amplification in the amplifier circuit. Hot wire heating UH 6.3 (parallel) 12.6 (string) V IH 0.30 0.15 A Limit value for A1 zoom (each side) Anode voltage 300 V Gate voltage -50 V Anode dissipation power 2.5 W Voltage between hot wire cathodes (pk) ±90 V Gate resistance 1 MΩ at self-bias 0.25 MΩ at fixed bias Interelectrode capacitance Grid-grid.........

Product parameters: The same transconductance pentode EL84 has an anode limit dissipation power of 12W, which is used for class A1, AB1, and B amplification in audio amplifiers. Hot wire heating UH 6.3 (parallel) 12.6 (string) V IH 0.30 0.15 A Limit rating Anode voltage 500 V Anode dissipation power 12 W Second gate voltage 300 V Second grid power dissipation 2 W Cathode current 65 mA First gate voltage -100 V Voltage between hot wire cathodes ±100 V First gate resistance 0.3 MΩ at...

PSVANE Vacuum Tube KT88-T II classic Grade Matched Quad(4) PSVANE KT88-T MK II tube 100% Brand New 1, PSVANE T-Collection series MK II use the Carbon Microcrystalline technology. Carbon Microcrystalline is a kind of very stable absorbent (material), and it has excellent heat transfer performance. Carbon Microcrystalline make up stabilization of the electrical performance inside of the Vacuum tube.  2, The PSVANE T-Collection series MK II tube socket is made with Teflon. It is very low...

1, PSVANE T-Collection series MK II use the Carbon Microcrystalline technology. Carbon Microcrystalline is a kind of very stable absorbent (material), and it has excellent heat transfer performance. Carbon Microcrystalline make up stabilization of the electrical performance inside of the Vacuum tube.  2, The PSVANE T-Collection series MK II tube socket is made with Teflon. It is very low electric inductivity, very low dielectric loss, and high breakdown voltage, high electric volume...

Glass shell eight feet directly heated full-wave rectifier，274B TII is very similar with 5U4G and 5Z3P, which can be replaced by each other.  Specifications:  Heater  Uf………………5V  If…………… 2.5A  Maximum Rating  anode inverse peak voltage……………1550V  anode peak current ………750mA  Recommend working condition  Anode supply...

The price is for 1 pair (2 pcs).  It is a direct thermal cathode power transistor for A1 type amplification. Adapted to the audio amplifier for output power requirements at 10W.  Filament heating  Uf (DC) .................. 5V  If (DC) ............... 1.2A  Static parameters  Ua ........................ 300V  -Ug ..................... 60V  Ia ........................ 60mA  Gm ........................ 5.5mA / V  ri ........................ 0.7...

The price is for 1 pair (2 pcs).  Heater  UH………… 6.3 V  IH ………… 0.6A  Static Parameter  Ua ………………………… 90 250 V  Ug………………………… 0 -8V  Ia ………………………… 10 9 mA ...

1, PSVANE T-Collection series MK II use the Carbon Microcrystalline technology. Carbon Microcrystalline is a kind of very stable absorbent (material), and it has excellent heat transfer performance. Carbon Microcrystalline make up stabilization of the electrical performance inside of the Vacuum tube.  2, The PSVANE T-Collection series MK II tube socket is made with Teflon. It is very low electric inductivity, very low dielectric loss, and high breakdown voltage, high electric volume...