Battery Eliminator Power Supply unbuilt KIT vintage VACUUM ANTIQUE TUBE radio PS

Description

OUR VERY OWN DESIGN OFFERING - Standard power, vacuum Tube Battery Eliminator Power Supply Kit
This is the standard version, of our Battery Eliminator Power Supply kit line, for use with most antique radio receiver sets.  See our other listings, for our lower powered, lower cost version for miniature tubes.
This kit features three, independent DC power sources, to provide B+ (high voltage), A+ (filament voltage) and C- (grid voltage), for vacuum tube radios and other electronic equipment.
The kit provides the following voltages and currents.
B+
circuit consists of a standard series string of twelve zener diodes.  Twelve diodes allow more taps, and reduces component heating.  Standard taps of 22, 44, 66, 88 110 and 132 volts nominal, with additional taps of 33, 55, 77, 100 and 122 available on the board.  Maximum nominal current of 50mA at 132 volts.  Exact voltages will vary due to component variations, and load.  Current limiting is provided by a PTC resettable fuse, and conventional fuse.
A+
circuit consists of a LM350 voltage regulator. Variable output from 1.2 - 6.3 volts by onboard trimmer, up to 2 amps.
C-
circuit provides an adjustable, zener regulated 0 - 21 volts by onboard potentiometer.
Three onboard LED's provide indication of A, B and C voltages.
Quiet, onboard 40mm fan provides cooling for longer component life.
NOTE: The unit must be operated in an enclosure at all times, plastic enclosure included.  Only for sale to people experienced with line powered, high voltage devices. Not for sale to, or use by minors.  See additional disclaimers below.
* - Choice of gray or black vented enclosure, specify when ordering.  User must drill round holes as necessary for construction.
* - Easy printed circuit board assembly. High quality fiberglass circuit board.  Single sided design without plated through holes, so it is easy to solder and unsolder components.
* -  Board has three different color LED's to monitor each supply.
* - AC line input fuse, and individual PC board mount fuses for each section.  User can install in-line fuses, or panel mounted fuse holders if desired (not included).  Fuses included, user should fuse unit to your particular application.
Connections are made by a 12 pair, insulated screw terminal connector, mounted on enclosure front.
Complete with all parts.  With printed instructions.  Assembled kits can not be returned.   Free email technical support.
See our other listings for more Radio, Electronic and other
RARE
and
UNIQUE
items.
SHIPPING and Payment Information
Within USA, item ships by regular Priority Mail, or Medium Flat Rate Priority Mail box, choose whichever is cheaper for your location.  Outside USA by eBay Standard International Delivery.
Kit has up to a five business day (not including weekends or Holidays), handling time before shipping.
The seller makes no representation of any item(s) sold to be fit for a particular purpose and assumes no liability for its use or misuse. It is assumed that the unit(s) will be installed and operated by qualified personnel. The purchaser agrees that the seller shall not be held responsible or liable for any injuries or damages, whether incidental or consequential, associated in any way with the item. Not for sale to, or use by minors.
Not responsible to damage
caused to connected equipment.
See our others listing for the lower cost version, with onboard transformer shown below.
See our other listings, for more of our EXCLUSIVE PC board kits,
including reproduction Knight Allied and Heathkit items shown below.
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