Search results for query: jumbo supertech

  1. S

    Request: Wiring Diagram or Service Manual for Intersound J-747S / Tecsonic / Promax Super Jumbo Boombox

    Hello everyone, I'm currently working on restoring an Intersound J-747S Super Jumbo boombox and am looking for a wiring diagram or service manual for this model. I know this unit was sold under various names, including: Tecsonic Super Jumbo J-1 Promax J1 Super Jumbo Clairtone 7985...
  2. 4

    Super Jumbo Need help here

    I have a Supertech Super Jumbo box that front plastic is broken. I have made a rough scan from the trik myself with paint. Im not that good with paint photoshop ect. The question is can someone measure the orginal front trim for me from the scan. And upload the front scan in original size...
  3. RaleighRon

    Supertech 747 Super Jumbo Tape Decks Dead

    Picked up a 747 Super Jumbo. Everything works but the tape deck motors do nothing. 1. Tested the micro switch and have power there. 2. Also tested the wire tabs at the motors and getting power there. 3. Desoldered a motor and tested it and it comes on wired direct to a battery 4. When I do push...
  4. label321

    Super Jumbo 747J VU Meter issue:

    Hello good people, Ik have a Supertech 747 Super Jumbo with a problem in the vu meter. One side the left side does not work. Right side does work fine. Please let me know what i can doe myself. Or what must be done to fix this isse. Its about the green/red vu meter in the middle. Regards...
  5. label321

    The right thing...

    Hello peeps, I own since 2 days a supertech j747 super jumbo paid 300,- euro's But needs repair so it dont work now. Question i have is is it any good bass ect. I own 2 years ago a lasonic bluetopth black one that was crap. I likes te looks to begin with and it in the Movie Do the right...
  6. label321

    supertech super jumbo 747 j Blows Fuse

    Hi everybody, I own a supertech super jumbo 747 j since yesterday That blows a fuse for some reason. I put a metal screw in the fuseholder and then it works normal. Im dont know what the reason is i hope its something simple. Hopefully someone can help me out here. Regards.
  7. masterblaster

    Whats was the 1st boombox you owned

    I found this ghettoblaster in 2012, it was the 1st in my collection! See my video on Youtube; :breakdance: Supertech Ghettoblaster Super Jumbo J747-S boombox stereo portable radio cassette - YouTube
  8. masterblaster

    Hi breakdancers! I'm quite new here, started collecting 8 years ago!

    Hello everybody, I just want to introduce myself here on Boomboxery! I live near 40km from Amsterdam, in a small village on the coast from The Netherlands, Europe, also called Tulip or wooden shoes land! Placed my 1st found Supertech J747S on youtube 8 years ago. Today my collection includes...
  9. deech

    Record Mirror from 1989

    I was browsing at an old bookstore downtown the other day and i found this Record Mirror magazine. I Had to buy it only for the shake of its frontpage which is depicting a guy carrying a Supertech Jumbo bbox. It was an interesting read too ! :-)
  10. WELTRON CLAIRTONE BRAUN

    TWELVE GRAILS

    TWELVE HOLY GRAIL BOOMBOX GHETTO BLASTERS CELEBRATE CANADA'S 150TH BIRTHDAY WITH THE TORONTO SKYLINE https://www.youtube.com/watch?v=bnkOPz2fsBg&t=82s Sorry about the upside down photos. I sincerely cannot figure out how to fix them. If someone wants to PM me their email address, I will send...
  11. WELTRON CLAIRTONE BRAUN

    100 PIECES OF VINTAGE ELECTRONICS

    https://www.youtube.com/watch?v=o3RGjB5NRus In this video you will see over 100 pieces of vintage electronics including over 60 Boomboxes: BOOMBOXES/GHETTO BLASTERS/PORTABLE CASSETTE PLAYERS/RADIOS: Aiwa CS-880—JAPAN Bang & Olufsen Beosystem 10--DENMARK & JAPAN Candle JTR 1287—KOREA...
  12. crazygamer

    Supertech Superjumbo score

    My friend over here is also selling one, I don´t know if he´s willing to ship it overseas, but this is going to be expensive i suppose. Everything is in working order, in perfect working order, weighs over 10kg and sounds awesome, just like he says in description...
  13. Hisrudeness

    Super Jumbo Restoration.

    18 minutes ago I've never owned one of the black shiney boxes before but did like the look of the Super Jumbo's. I like that they were big, bold, iconic and if they sounded decent then it was worth a shot. After getting a Supertech version ( from a member that should know better) that was sent...
  14. Blasterpunk

    Where Am I Gonna Put This??!!

    Yes. Tecsonic J-1, Intersound Superjumbo J747S, Supertech superjumbo J747S and for sure some others. the only differences i know, are the brand names and some models have a digital watch instead alarm, others have both and i m sure, i ve seen a model here in the forum without watch and without...
  15. MR.GROOVE

    A FANTASTIC DAY!!

    Thanks Brothers! In random order there is a SUPERTECH SUPER JUMBO 747 with a unfortunately missing venster for the dial which i will try to fix myself this week, and a very nice NATIONAL PANASONIC with only a few missing sliders, a PHILIPS D8444. a ISP STR450 and a FANTASTIC SOUNDING and great...