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#1
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These were all the rage when I was young, but most sounded very boxy of
course. I remember our first home made mono one made by my father which you could keep u your meal warm on as it was valve as well. The fm/am tuner was switched to give all the stations you needed, IE Luxumbourg and the bbc ones and a couple on fm, it was third program mostly. The record player was a bsr changer with a ceramic turn over needle amade of saphire, which meant you wore them out in about three months. One big WB speaker in the front and there you are it had bass and treble and hummed when you put your hand neear the controls, so you could always tell it was switched on withoug touching anything. Was equipped with two aerials, one which ran over the curtain rail for FM and a bit of wire under the carpet for am. Later on it was added to with an input from a 405 line tv sound input and this came from an old projector which showed programs on the wall above the radio gram suitable painted white. The snag of course was that the bit of the room from the projector, looking like a table, and the wall was a no go area during tv watching hours. The tv itself was supposed to be a back projection system, but it had its scan coils reversed for this job. I'd imagine I got plenty of x rays off that thing with its oil filled tripler and loud whining timebase, but we never bothered with trivia like that back then. Brian -- Brian Gaff....Note, this account does not accept Bcc: email. graphics are great, but the blind can't hear them Email: __________________________________________________ __________________________________________________ __________ |
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#2
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I used a Mullard MW 6-2 as a ray gun in the fifties, 25kv and
2.5" Dia, plenty of x-rays produced. not sure if your reader can interpret this web page. http://www.r-type.org/exhib/aaa0291.htm |
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#3
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On Fri, 16 Jan 2015 13:52:46 -0000, "Phi" wrote:
I used a Mullard MW 6-2 as a ray gun in the fifties, 25kv and 2.5" Dia, plenty of x-rays produced. not sure if your reader can interpret this web page. http://www.r-type.org/exhib/aaa0291.htm A long time ago I acquired one of these complete with optical assembly and coils, and since the voltages appeared to be similar I connected it up to the relevant feeds from a colour TV chassis. It worked quite well, and could project a huge if not particularly bright or sharp picture on the wall. If only I'd been able to get another two of them perhaps I could have had colour. Rod. |
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#4
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On 16/01/2015 12:51, Brian Gaff wrote:
These were all the rage when I was young, but most sounded very boxy of course. I remember our first home made mono one made by my father which you could keep u your meal warm on as it was valve as well. The fm/am tuner was switched to give all the stations you needed, IE Luxumbourg and the bbc ones and a couple on fm, it was third program mostly. The record player was a bsr changer with a ceramic turn over needle amade of saphire, which meant you wore them out in about three months. One big WB speaker in the front and there you are it had bass and treble and hummed when you put your hand neear the controls, so you could always tell it was switched on withoug touching anything. Was equipped with two aerials, one which ran over the curtain rail for FM and a bit of wire under the carpet for am. Later on it was added to with an input from a 405 line tv sound input and this came from an old projector which showed programs on the wall above the radio gram suitable painted white. The snag of course was that the bit of the room from the projector, looking like a table, and the wall was a no go area during tv watching hours. The tv itself was supposed to be a back projection system, but it had its scan coils reversed for this job. I'd imagine I got plenty of x rays off that thing with its oil filled tripler and loud whining timebase, but we never bothered with trivia like that back then. Brian my parents had a lovely one - a proper piece of furniture. i recall it sounding fantastic but chances are it didn't. had one of those 'stack 7 singles to play in turn' record players and a long radio tuning display that was about 24 inches long, it glowed in a lovely orange when on. sadly they got rid of it many moons ago - almost wish they had kept it even if not for practical use. -- Gareth. That fly.... Is your magic wand. |
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#5
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Well I still had some of those Mullard projection tubes until quite recently
but the light box went when I discovered how good the mirror was at lighting fires. No don't ask. Brian -- From the Sofa of Brian Gaff Reply address is active "Phi" wrote in message ... I used a Mullard MW 6-2 as a ray gun in the fifties, 25kv and 2.5" Dia, plenty of x-rays produced. not sure if your reader can interpret this web page. http://www.r-type.org/exhib/aaa0291.htm |
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#6
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That was done back in the70s by some misguided person as I recall. Rather
large device though. That lens in the front was made of some kind of gel I think. I also remember two things from those heady days of the 60s, we had a rat in the tv once which was being chased by my granny, and one day I switched it on and there was an almighty bang and bits of smelly silver paper went everywhere. Brian -- From the Sofa of Brian Gaff Reply address is active "Roderick Stewart" wrote in message news ![]() On Fri, 16 Jan 2015 13:52:46 -0000, "Phi" wrote: I used a Mullard MW 6-2 as a ray gun in the fifties, 25kv and 2.5" Dia, plenty of x-rays produced. not sure if your reader can interpret this web page. http://www.r-type.org/exhib/aaa0291.htm A long time ago I acquired one of these complete with optical assembly and coils, and since the voltages appeared to be similar I connected it up to the relevant feeds from a colour TV chassis. It worked quite well, and could project a huge if not particularly bright or sharp picture on the wall. If only I'd been able to get another two of them perhaps I could have had colour. Rod. |
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#7
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Ah yes dials, I used to like dials. a Dynatron radio was actually multi
coloured but it was only coloured paint on glass and cunningly designed optics. Had a motorised tuning system for its presets, so the pointer moved and you could hear it tuning when you pushed a preset. Very cunning and also very prone to get stuck when it was older! Sigh. Strangely the cheap bakelite dropper run radios went on for ever even with the huge blister in the top where the dropper cooked the cabinet. Those things were lethal as the chassis was live and the aerial simply had a capacitor between the terminal and the live set inside. Elf and Safety was a bit naff in those days, yet none of us died despite regular belts off the devices, Heck you could even pay for a shock at the amusement arcades and get your feet s rayed in shoe shops back then. Brian -- From the Sofa of Brian Gaff Reply address is active "the dog from that film you saw" wrote in message ... On 16/01/2015 12:51, Brian Gaff wrote: These were all the rage when I was young, but most sounded very boxy of course. I remember our first home made mono one made by my father which you could keep u your meal warm on as it was valve as well. The fm/am tuner was switched to give all the stations you needed, IE Luxumbourg and the bbc ones and a couple on fm, it was third program mostly. The record player was a bsr changer with a ceramic turn over needle amade of saphire, which meant you wore them out in about three months. One big WB speaker in the front and there you are it had bass and treble and hummed when you put your hand neear the controls, so you could always tell it was switched on withoug touching anything. Was equipped with two aerials, one which ran over the curtain rail for FM and a bit of wire under the carpet for am. Later on it was added to with an input from a 405 line tv sound input and this came from an old projector which showed programs on the wall above the radio gram suitable painted white. The snag of course was that the bit of the room from the projector, looking like a table, and the wall was a no go area during tv watching hours. The tv itself was supposed to be a back projection system, but it had its scan coils reversed for this job. I'd imagine I got plenty of x rays off that thing with its oil filled tripler and loud whining timebase, but we never bothered with trivia like that back then. Brian my parents had a lovely one - a proper piece of furniture. i recall it sounding fantastic but chances are it didn't. had one of those 'stack 7 singles to play in turn' record players and a long radio tuning display that was about 24 inches long, it glowed in a lovely orange when on. sadly they got rid of it many moons ago - almost wish they had kept it even if not for practical use. -- Gareth. That fly.... Is your magic wand. |
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#8
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On 16/01/2015 17:22, the dog from that film you saw wrote:
had one of those 'stack 7 singles to play in turn' record players and a long radio tuning display that was about 24 inches long, it glowed in a lovely orange when on. I have seen one with a 78rpm motor (and a + or - slider for some variation but it certainly didn't get down to 45rpm) and a head containing magnet and coil which took a steel needle held in by a screw. It had an autochanger which could hold about 6 records, but unless extra long play needles were used, you couldn't play 6 sides without it going too blunt to be nice sound. Jim |
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#9
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Up until the age of ~10 our house had DC mains, so I had various
ex military rotary transformers setup working in reverse to get 12, 28, 150 volts. When the mains was changed to AC, they foolishly left all the old meters outside the houses for collection.......I ended up with about 6 2lb jam jars full of mercury. |
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#10
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On Fri, 16 Jan 2015 12:51:00 -0000
"Brian Gaff" wrote: These were all the rage when I was young, but most sounded very boxy of course. I remember our first home made mono one made by my father which you could keep u your meal warm on as it was valve as well. The fm/am tuner was switched to give all the stations you needed, IE Luxumbourg and the bbc ones and a couple on fm, it was third program mostly. The record player was a bsr changer with a ceramic turn over needle amade of saphire, which meant you wore them out in about three months. One big WB speaker in the front and there you are it had bass and treble and hummed when you put your hand neear the controls, so you could always tell it was switched on withoug touching anything. Was equipped with two aerials, one which ran over the curtain rail for FM and a bit of wire under the carpet for am. Later on it was added to with an input from a 405 line tv sound input and this came from an old projector which showed programs on the wall above the radio gram suitable painted white. The snag of course was that the bit of the room from the projector, looking like a table, and the wall was a no go area during tv watching hours. The tv itself was supposed to be a back projection system, but it had its scan coils reversed for this job. I'd imagine I got plenty of x rays off that thing with its oil filled tripler and loud whining timebase, but we never bothered with trivia like that back then. Brian My parents had a wonderful PYE unit, again, a real piece of furniture, with vertical spaces each side of the speaker box at the bottom for records to be kept vertical. Each side had a door, too. The Tuning Scale had several short wave bands, and wonderful names like Hilversum, which were exotic to a young lad. I removed the chassis and turntable and took them up to university with me so that I had a way to play records. I was very careful to unplug it each morning so that the cleaning lady didn't electrocute herself if she touched anything, as it was totally exposed. H&S would kill me now. This was a few years ago. -- Davey. |
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