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Vintage Audio Advertising

^^^ I had one of those (in yellow).
It's funny, though. The real thing had different perforations for the speakers and the 'knobs' on the slide controls were proportioned differently, and the track, stereo, and power lights were all flush (blackout-style) and not raised.
I wonder if that was a pre-production model in the ad (or if the ad's been AI-reconstituted)?
 
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I wonder what a "stay-put volume control" might have been? One with a padlock? :)
 
I wonder what a "stay-put volume control" might have been? One with a padlock? :)
Because the on-off switch is push-pull, it's not necessary to rotate the volume control to turn the switch on (or off, for that matter).

I will note, wryly, that the RCA CTC-15 chassis color TV I had as an adolescent had such a control. The pull-on switch had long since failed on it, such that pulling it on resulted in removal of the control shaft from the combined power switch/volume control pot.
1) this is what life's like when one's father is a TV repairman. We had other people's cast-offs that worked well enough. :rolleyes:
2) plugging and unplugging the power cord worked flawlessly and, likewise, did not require adjustment of the volume level to implement. :)


said TV is barely visible in the scanned photo above. ;)
 
Funny how the Yamaha amp looks so modern against the rest.
 
Funny how the Yamaha amp looks so modern against the rest.
Well, the TV dates from ca. 1963, and that lovely VM AM-FM tuner from the late '60s.
... but, yeah, the 1977-78 model year Yamaha still looks good on the shelf. :) Sounds good, too.
I've never for a moment regretted plunking down a hard-earned $290 for it in 1978.

 
And a heavy duty rack :)
 
Because the on-off switch is push-pull, it's not necessary to rotate the volume control to turn the switch on (or off, for that matter).
I don't know why but i have kept a vintage volume plus on off control. One has to pull/push for on/off and rotate for volume. Very nicely made. Probably German make. 1.3 megaohms Logarthmic. I wonder if i can use it in some DIY ?

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I don't know why but i have kept a vintage volume plus on off control. One has to pull/push for on/off and rotate for volume. Very nicely made. Probably German make. 1.3 megaohms Logarthmic. I wonder if i can use it in some DIY ?

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That is way, way nicer than what RCA used. ;)
Of course you can use it, although 1.3 Meg is... a lot of Ohms.
 
Yes lots of Ohms. I wonder if I can add some proper value of resistor to the wiper and ground to lower the ohms ?
 
Yes lots of Ohms. I wonder if I can add some proper value of resistor to the wiper and ground to lower the ohms ?
I had the same kind of Ohm's Law thought. :p
Part of me thinks, maybe so, the other part thinks heck no.

As a corollary: is there an Ohm's Law Supreme Court with the final say in such matters?
Wonder what their docket looks like? Many cases involving boutique hifi component manufacturers, I reckon.
 
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Notice how people looked forward to this and thought it was the future. But now nearly everyone carries that capability in a pocket but nearly no one uses it.
Of course we knew the progression. Dick Tracy and his watches led the way.
 
Any product not featuring a young lady in a bikini draped over it is obviously going to be terrible.
 
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