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Date Posted by Category User IP

2015-02-04 (UTC)

LZ1QU

Tubes

95-43-30-18.ip.btc-net.bg

For sale 2 QRO NOS tubes GU-40B+original socket

For sale
GU-40B RUSSIAN POWER TETRODE TUBE
LOT OF 2 tubes
New, old stock
Name GU40B
Type tetrode
Cathode type
tugsten,carbidized,direct heating
Application field wide band
power amplification up to 250MHz
Brief application
amplification
Envelope glass to metal
Cooling method forced air
Dimensions 181mmx94mm
Mass 1.6kg
Filament voltage 6,3V
Filament current 30 - 36 A
Mutual conductance 14 to 20
mA/V
Gain coefficient 9 to 13
Output power 2kW
Maximum anode voltage 5kV
Maximum operating frequency
250MHz
+ORIGINAL SOCKET.
Price:280$+shipping

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