Maximum Rating Ua 800V Stereo Vacuum Tubes Beam Power Tetrode PSVANE KT88-T

Stereo Vacuum Tubes PSVANE KT88-T Classic Valve Tube Replace KT88-98 KT88-Z KT88​

Item specifics:

Type: Vacuum tube

Brand: PSVANE

Model: KT88-T Classic

Country/Region of Manufacture: China

Description:

1. T-Series: covering all common styles, nobility, high density and high tone quality. Moving emotion expressiveness, you’ll fall in love with it at the first sight .

2. KT88-T is a beam power tetrode, its anode limited dissipation power is 42W. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. KT88 is similar with CV5220 and 6550,they can be replaced by each other.

Feature:

Heater
Uf ……………6.3 V
If…………………………1.6 A

Maximum Rating
Ua……………………800 V
Ug2………………600 V
Ug1………………-200 V
Pa………………42 W
Pg2…………8 W
Ua+g2…………46 W
Ik……………………230 mA
Uh-k……………200 V
Tbulb…………………250 C
Rg1
with cathode bias
Pa+Pg2≤35W 0.47 MΩ
Pa+Pg2 > 35W 0.27 MΩ
with fixed bias
Pa+Pg2≤35W 0.22 MΩ
Pa+Pg2 > 35W 0.10 MΩ

Direct Interelectrode Capacitances
tetrode connection triode connection
input………16 9.3 PF
output ……… 12 17PF
grid to plate………1.2 7.9 PF

tetrode connection
Ua…………………… 250 V
Ug2……………………250 V
Ia ……………………140 mA
Ig2(approx) ………3 mA
-Ug1(approx)………15 V
Gm ……………………12 mA/V
ri ……………………12 KΩ
Ug1-g2……………… 8
ri ……………………670 Ω
u………………………8

triode connection
Ua.g2…………………250 V
Ia+g2…………………143 mA
-Ug1(approx)………15 V
Gm ……………………12 mA/V

Psvane HIFI KT88		Psvane T-II Premium KT88-TⅡ
Psvane HIFI UK-KT88		Shuguang Treasure KT88-Z
Psvane T KT88-T		Shuguang Natural T KT88-T
Psvane T-II Classic KT88-TⅡ