$4 to $65
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Optimum for maximum undistorted power output. Approximately twice the value or any given set of conditions is recommended for load of this tube when used as ...
In stock
Micanol (Yellow-brown) low-loss base 89. Power pentode with independent grid connections. Various World War II dates. Made in USA for US Navy.
89 mm Transfer Closure, (2) 1/4" OD Tube Ports. 89 mm Transfer Closure, (2) 1/4" OD Tube Ports. 600-089-28. $109.60 / ea. Part Weight (lbs):.
High-slope R.F. pentode particularly suitable for use in F.M. receivers.
$5.00
NOS-89Y. This is a suitable replacement for any 89Y tube type. Various brands. Price is for a Single Tube. Customers Who Viewed This Item Also Purchased... JJ ...
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$6.00
These tubes are new New Old Stock (unless otherwise listed). You'll find lots of those hard to find USA tubes from brand names as, GE, General Electric, ...
Mar 18, 2012 · This is a "real" Pentode. That is to say it has three spiral wire electrodes called "grids" between the Cathode and the Anode (Plate).
Double diode remote cut-off pentode for use as an R.F. or I.F. amplifier.
