TRANSISTOR RADIO DESIGN

Focusing on the design of pocket transistor radios manufactured during the 1950's & 1960's!

SONY TR-86

 

 

This Sony TR-86 was manufactured in Japan on January 24 1959 according to the date code obtained from the electrolytic capacitors, ref; Alan Kastner's RadioWallah. This is normally a fairly accurate guide give or take a week or two.  It was released several months after the ground breaking and highly successful Sony TR-610 but was far less popular with consumers.

 

 

 

 

 
 
 
 
 

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This luscious red Sony TR-86 looks good enough to eat! It is one of only a handful of Sony radios that used reverse painting on the dial face and on this model it works exceptionally well! It features a large reverse-painted face with a prominent gold ‘8’ above the volume knob. The dial pointer is tapered slightly giving it the appearance of a rocket or missile. The vertical lines on the speaker grill are a nice touch to. This radios’ appearance syncs well with the whole 'Jet Age' theme of the late 1950’s.


 

 

 

  

 

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Upon release this Sony TR-86 was available in four colors; black, ivory, green and red.
 
 
 
 
 
 
 
 
 
 

INSIDE

 

Inside you will find eight transistors and a serial number of 51848. This Sony uses a standard 9V battery.