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Help with General Electric P-990A World Monitor Radio
I recently purchased a General Electric P-990A World Monitor radio. I
cannot seem to locate the size of the DC power plug on the back of this radio. Would anyone know the size of this DC power plug? Thank You Brian |
#2
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Help with General Electric P-990A World Monitor Radio
Brian [ KG8CO],
G.E. World Monitor P-990A Radio : Photo-Images http://www.universal-radio.com/used/sold185.html http://www.geocities.com/old_radio_p...locate/ge.html http://cgi.ebay.com/GE-shortwave-rad...mZ230057319229 Rear View : Including External Power Adapter Input Jack http://www.universal-radio.com/used/u597rear.jpg Product Label - Note Six (6) "D" Batteries = 9 VDC http://www.universal-radio.com/used/u597lbl2.jpg Un-Plug the Radio from the AC Power -and- Remove the Batteries from the Radio. Take an Ohm-Meter and Check the Continuity of the External Power Adapter Input Jack's Outer {Rim} Connector to the Plus and then the Negative connector of the DC Battery compartment. Most of the time the Outer {Rim} Connector of the External Power Adapter Input Jack is the Radio's DC Circuit Ground and is also a direct connection to one side of the DC Battery Input. With this Continuity-Test you will know whether the Radio is Negitive Ground or Positive Ground. {The Radios Circuit Polarity and the Tip-and-Barrel Polarity.} Next - Take your Radio to RadioShack and buy a 9 VDC rated at 800-1000 ma AC-to-DC Adapter. Then try out the various size RadioShack Adapter-Plugs to find the one that fits your Radio. Now at the RadioShack Store connect the Adapter-Plug to the AC-to-DC Adapter with the Tip and Barrel to match-up with the Polarity of your Radio. Plug the AC-to-DC Adapter in to an AC Outlet and Plug the Adaper-Plug into the Radio as you finial test to see that you Got-It-Right. IMHO - The GE World Monitor Radios were the best Solid-State Radios that GE made prior to the introduction of the GE Superadios {Super Radios}. yes it is that simple - iane ~ RHF |
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