(Kit - Soldering Required)

positive dc power supply
(Click Picture to Enlarge)

Positive DC Adjustable Power Supply Kit

Compact positive adjustable power supply 1.5V to 35V depending on input power source.  Good use of the LM317 voltage regulator.


  • Dimensions: L: 3-3/8" W: 1-1/2" H: 1-5/8".
  • Input Voltage: AC or DC, has to be 2 volts above desired max output voltage. 
  • Outputs up to 37 VDC at 1.5 Amps.
  • Output reverse polarity and back-voltage protection.
  • LED power on indication.
  • On board heatsink for IC regulator.
  • Low noise (uses linear regulator).
  • Screw terminals for input, output and LED indicator.

See CK403.pdf for complete details, including schematic and theory of operation.  Requires Adobe Acrobat Reader available at www.adobe.com for FREE!

Note: This is a kit, you will receive parts to build the item pictured.  If you do not know how to solder you can check out our learn to solder kit. CK0403 - Positive DC Adjustable Power Supply Kit - $19.95

Quantity and Educational discounts?


E-Commerce Solutions

Electronic Kits

    Our Secure Shopping Cart allows you to MAIL, FAX, CALL, or PAY ON-LINE! - Toll Free Orders Call 866-664-0627 or 510-451-4320 (Non US), FAX - 510-903-9712

More Great Electronic and Robotic Products From Electronic Kits  Follow electronickits on Twitter

New! - OWI Eco Biker Wind Powered LED Light Kit - $11.95

Mini Solar Kits - Many to choose from - $8.95 and up

BIOLOID Humanoid Robot - all versions - WOW!

Humanoid Robot Kit


6 in 1 Solar Educational Kit - Sale - $16.95


OWI535 Low Cost Robotic Arm Trainer - NEW!

Sale! - $47.95

KeyKatcher Keyboard Data Loggers - ON SALE NOW!

Computer Security

Solar Science Projects

Solar House Science Fair Project

Solar Power House Kit - $134.90

[New Products] [Electronic Kits] [Electronic Plans] [Robot Kits] [Computer, Security, Gadgets] [Test Equipment] [Satellite] [Cable] 

[Home] [About Us] [Policies/Terms of Sale] [Order] [Catalogs] [Quantity & Educational Discounts] [Links] [Gift Certificates] [Join Our Affiliate Program]

Carl's Electronics
484 Lakepark Ave, Suite 59, Oakland,CA  94610
(866) 664-0627 toll-free USA
or (510) 451-4320
(510) 903-9712 fax    


Copyright 1995-20012 Carl's Electronics Electronic Kits dot com