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PSVANE ACME KT88 Audio Electron Vacuum Tubes Replace 6550 KT100,Factory Test Matched Pair
Item ID #ACME-KT88-1PAIR
List Price: $175.00
Price: $170.00
Qty.Range(unit) Price(per unit) Discount
1 $170.00 $0.00
5 $165.00 $5.00
10 $160.00 $10.00
30 $155.00 $15.00
50 $149.00 $21.00
Quantity: Unit(s)
Description

Brand New&Original PSVANE ACME SERIES TUBES
Model: ACME KT88
Factory Test&Matched Pair

The Price is for 1 Pair in a gift box

HEATER
UH-----------------6.3   V
IH------------------1.6   A
 
MAXIMUM RATING     RATING  MAXIMUM
Ua----------------------------  800     800       V
Ug2--------------------------  600      600       V
Ug1--------------------------  200      -200      V
Pa----------------------------  42       35       V
Pg2--------------------------   8        6        W
Pa+Pg2---------------------   46       40       W
Ik----------------------------  230      230      mA
Uhk-------------------------  200      250      V
Tglass shell-------------------  250      250      ℃ 
Rg1
Cathode bias  Pa + Pg2≤ 35W------0.47   MΩ
Pa +Pg2 > 35W ---------0.27   MΩ
Fixed bias    Pa +Pg2≤35W----------0.22   MΩ
Pa +Pg2> 35W ----------0.10   MΩ
CAPACITANCES
Pentode connection    Triode connection
Cin---------------16           9.3         PF
Cout-------------12           17          PF
Cg-a-------------1.2           7.9         PF
 
CHARACTERISTICS
Pentode 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
μg1-g2-------- 8
 
Triode connection
Ua.g2-------------250   V
Ia+g2-------------143   mA
-Ug1(approx)---15    V
Gm----------------12   mA/V
Ri------------------670   Ω
μ------------------ 8