[Jukebox-list] (no subject) AMI H Selection Problem

Wesley Dean wesleydean at cox.net
Thu Jan 11 08:05:00 PST 2007 

    Karl, thanks for reading my message. As you may realize now I am long on 
theory and short on practical experience. Wes
----- Original Message ----- 
From: "Karl" <karlh44 at knology.net>
To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
Sent: Wednesday, January 10, 2007 10:26 AM
Subject: Re: [Jukebox-list] (no subject) AMI H Selection Problem


> Wes,
> Thanks for the additional info. I tried to avoid this jukebox because I 
> knew it was out of my area of expertise (I use that term loosely). Neither 
> the customer nor I could find anyone in the Mobile area to handle it and 
> the customer is a friend of a friend so my "honing" will begin on this 
> jukebox. There is another one just like it, although a 200 select, sitting 
> right next to it. Same customer owns both. Let the learning 
> commence....LOL.
>
>
> Karl
> Columbus Coin-Op Shop
> Columbus, GA 31903
> (706) 507-2963
> 2061 S. Lumpkin Rd.
>
>
>
>
>
> Columbus, GA 31903
> (706) 507-2963
> ----- Original Message ----- 
> From: "The Jukebox Junkyard" <jukeboxjunkyard at cox.net>
> To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
> Sent: Wednesday, January 10, 2007 10:13 AM
> Subject: Re: [Jukebox-list] (no subject)
>
>
>>    Karl, regardless of the make, ALL dual steppers are a temporary 
>> depository of impulse pulses to be used later. This only applies to 
>> multi-plexed systems. Early simple steppers that were used on the 20-24 
>> selection boxes do not need to hold the information for any longer than 
>> the single pulse train requires. No so on multi-plexed systems. There are 
>> two pulse trains, one for numbers and one for letters. The first stepper 
>> may receive either number or letter pulses, depending on the 
>> manufacturer. Regardless this information  must be stored until the other 
>> train is received. When both trains are finished, now is the time to use 
>> them to register a selection. With the exception of AMI and Rowe, this is 
>> a straight forward operation that simply pulses the memory. With AMI and 
>> Rowe, this information is fed into the search system that commences to 
>> hunt for the proper orientation of mechanical components to 'push a pin'.
>>    I would recommend you hone up on remote systems. Wes
>> ----- Original Message ----- 
>> From: "Karl" <karlh44 at knology.net>
>> To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
>> Sent: Tuesday, January 09, 2007 3:34 PM
>> Subject: Re: [Jukebox-list] (no subject)
>>
>>
>>> Wes,
>>> THAT's the part I don't quite get......storing the pulses in the 
>>> stepping switches. I have never fiddled with a wall box or stepper of 
>>> any kind so it's all new to me but I am slowly starting to get a general 
>>> sense of it. Thanks,
>>>
>>>
>>> Karl
>>> Columbus Coin-Op Shop
>>> Columbus, GA 31903
>>> (706) 507-2963
>>> 2061 S. Lumpkin Rd.
>>>
>>>
>>>
>>>
>>>
>>> Columbus, GA 31903
>>> (706) 507-2963
>>> ----- Original Message ----- 
>>> From: "Wesley Dean" <wesleydean at cox.net>
>>> To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
>>> Sent: Tuesday, January 09, 2007 3:21 PM
>>> Subject: Re: [Jukebox-list] (no subject)
>>>
>>>
>>>    Karl, the pulses received from the generator are not immediately 
>>> used, but are stored in the stepping switches until the information is 
>>> needed in the
>>> 'search' mode. At this point, it works lake a later model search unit. 
>>> The later  models directly access the keyboard information to operate 
>>> the search unit, a much simpler system if it had been manufactured on a 
>>> larger and less tolerant scale.
>>>    The motive on the earlier models, starting with the G-200 and 
>>> continuing through the model I was to eliminate the need for an outboard 
>>> stepper for remotes to be connected to. The engineers realized the error 
>>> of their ways and removed the pulse generator from the Models I, Lyric 
>>> and Continentals. These models require an optional stepper needed to use 
>>> if remotes are to be used.
>>>    The basic problems with these early models is that the average 
>>> technician has not grasped the concept. The best way to understand this 
>>> system is to think hideaways and wall boxes manufactured by everyone. 
>>> Wes
>>> ----- Original Message ----- 
>>> From: "Karl" <karlh44 at knology.net>
>>> To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
>>> Sent: Tuesday, January 09, 2007 10:09 AM
>>> Subject: Re: [Jukebox-list] (no subject)
>>>
>>>
>>>> Thanks Ron,
>>>> I'm reading, reading, and re-reading the manual trying to grasp the 
>>>> concept.
>>>> It's greek to me but slowly making a bit of sense. I can understand the
>>>> pulse generator a lot easier than the converter for some reason.
>>>>
>>>>
>>>> Karl
>>>> Columbus Coin-Op Shop
>>>> Columbus, GA 31903
>>>> (706) 507-2963
>>>> 2061 S. Lumpkin Rd.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Columbus, GA 31903
>>>> (706) 507-2963
>>>> ----- Original Message ----- 
>>>> From: "Ron Rich" <ronnnrich at yahoo.com>
>>>> To: "Jukebox mailing list" <jukebox-list at lists.netlojix.com>
>>>> Sent: Monday, January 08, 2007 6:16 PM
>>>> Subject: Re: [Jukebox-list] (no subject)
>>>>
>>>>
>>>>> Karl,
>>>>>  Those models operate just like a  'remote wallbox". They have a 
>>>>> "pulse
>>>>> generator" and a "pulse converter".  The generator is what is found in 
>>>>> a
>>>>> wallbox (or, in this case, the "selector" inside these model phono's. 
>>>>> It
>>>>> "pulses" various times depending on the letter number combination
>>>>> selected. The "converter" is called a "stepper" by most other brands. 
>>>>> It
>>>>> follows the pulses (or "steps-up") and "converts" it into a form that 
>>>>> can
>>>>> then be used to "pull" the selected pin. Different companies used
>>>>> different "pulse trains" to achieve this, but they all used two 
>>>>> "stepper
>>>>> gears" (or "wheels") and sliding contacts, of some type, to "matrix" 
>>>>> the
>>>>> info.
>>>>>  It sounds like the "alignment" may be slightly off, or one or more of 
>>>>> the
>>>>> sliding contacts on the rear of the converter are bent/broken.
>>>>>  Hope that clears it up--a little. Ron Rich
>>>>>
>>>>> Karl <karlh44 at knology.net> wrote:
>>>>>  Well, I wound up with this AMI Model H. I have gotten most things to 
>>>>> work
>>>>> on it but I am having trouble with the selection system. It will 
>>>>> Select
>>>>> the correct record for letters A & B and E & F but not C & D. I have 
>>>>> the
>>>>> manual but I am having a hard time understanding the "Pulse" concept. 
>>>>> It
>>>>> sounds like it allows the converter to rotate longer or shorter 
>>>>> depending
>>>>> on the letter/number chosen??? I admit this is probably fairly 
>>>>> elementary
>>>>> to those who know these older jukeboxes, but I don't. if I understood 
>>>>> what
>>>>> is supposed to happen, I'd probably stand a better chance of figuring 
>>>>> out
>>>>> why it isn't happening...hehehe. Any help would be appreciated.
>>>>>
>>>>>
>>>>> Karl
>>>>> Columbus Coin-Op Shop
>>>>> Columbus, GA 31903
>>>>> (706) 507-2963
>>>>> 2061 S. Lumpkin Rd.
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Columbus, GA 31903
>>>>> (706) 507-2963
>>>>> _______________________________________________
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>>>>>
>>>>>
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>>>>
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