Description: 1pc Psvane Tube New 811A Valve audio amplifier Power amp Quantity: 1PC SPECIFICATION811A is direct-heated type thorium tungsten cathode high µ triode, can be used as high-frequency oscillation power amplification.811 is similar to 811A, they can be exchanged each other.HeaterUf--------------------------------------6.3 VIf---------------------------------------4 A Maximum RatingUa--------------------------------------1250 VIa---------------------------------------125 mAPa--------------------------------------40Wgrid current---------------------------------------50 mAOperating frequency and UaWhen the operating frequency above 30MC, Ua and anode input power should be reduced as follows: Operating frequency(MC) Ua and anode input power60 89%80 70%100 55% When it is in constant working, the anode should not be allowed to have slight red; when in interrupted working, it should only be allowed to have perceptible slight red.Direct Interelectrode Capacitances Input--------------------------------------5.5 PFoutput--------------------------------------0.6 PFGrid to plate……………………………………………..5.5 PFStatic parameter:Ua……………………………………………………….2000 V-Ug……………………………………………………...2 VIa………………………………………………………26 mAµ(Ia=20mA)……………………………………..160Maximum rating in other operating conditionsR-F power amplifier or oscillation, C amplifier (CW) CCS ICAS Ua………………………………….1250 1500 V Ia……………………………………175 175 Ma Pa…………………………………..45 65 W Pa (in)……………………………..175 260 W Ug…………………………………-200 -200 V Ig…………………………………..55 50 mAC amplifier anode-modulation, R-F power amplifier CCS ICASUa…………………………………1000 1250 VIa…………………………………..125 150 mAPa………………………………….30 45 WPa (in)……………………………115 175 WUg…………………………………-200 -200 VIg……………………………………50 50 mACCS: constant working ICAS: interrupted working Payment l Payment is expecting within 5days after you win the item or pls contact us.l You must offer telephone for delivery. Shipping and Handlingl We ship the order within 3days after the payment.l We ship the package by registered air mail. It will last about 7-14days or longer in some countries.l We ship to the confirm paypal address. Pls make sure your paypal address is right. Or match the address when you payment.
Price: 34.19 USD
Location: Shenzhen, null
End Time: 2024-08-11T07:40:29.000Z
Shipping Cost: 10 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: PSVANE
Type: Vacuum Tube
Unit Type: Unit
MPN: Does not apply
Country/Region of Manufacture: China
Unit Quantity: 1
To Fit: Bass Amplifier, Guitar Amplifier
California Prop 65 Warning: no
