All about the Roland Jupiter-series

From: rick smith [mailto:echo7even@...] 
Sent: Wednesday, June 21, 2000 1:37 AM
To: analogue@...
Subject: [AH] 


Also try roland canada music in Richmond(vancouvr) BC
, Colin in the parts department is a great guy and
they sometimes have parts not available in the US.

telephone (604) 270 6626

-rick







> I am looking for Roland part number 15229802
> generally called: BA662A or B (I'd prefer the B
> or 2 A's if that would work)
>
> This is a VCA Roland SIP IC.
>
> Roland US said they don't have any.
>
> Any help would be appreciated in locating the chip,
> a junk 052H270 module pcb, or other jupiter pcb with
> the part on it.
>
> Nothing like having one VCO out of 16 not working.
:-(
>
> FYI, this is a pre-DCB jupe.
>
> Another question:  Does anyone know if this part is
different
> from the other 2 listed in the service manual...
>
> BA662A (VF selected) white dot only
> BA662A (Offset selected) color dot
>
> I didn't quite get the difference.

Almost all Junos, Jupiters, JXs, SHs, MCs use the
BA662 as VCA. Just 
find a
cheap Juno and rip the guts out of it. (Don't know if
they're version 
'A' or
'B'). Maybe someone else can shine a light on this.

Cheers,
Synthusiast



__________________________________________________
Do You Yahoo!?
Send instant messages with Yahoo! Messenger.
http://im.yahoo.com/

> 
> 
> 
> 
>> I am looking for Roland part number 15229802
>> generally called: BA662A or B (I'd prefer the B
>> or 2 A's if that would work)
>> 
>> This is a VCA Roland SIP IC.
>> 
>> Roland US said they don't have any.
>> 
>> Any help would be appreciated in locating the chip,
>> a junk 052H270 module pcb, or other jupiter pcb with
>> the part on it.
>> 
>> Nothing like having one VCO out of 16 not working.
> :-(
>> 
>> FYI, this is a pre-DCB jupe.
>> 
>> Another question:  Does anyone know if this part is
> different
>> from the other 2 listed in the service manual...
>> 
>> BA662A (VF selected) white dot only
>> BA662A (Offset selected) color dot
>> 
>> I didn't quite get the difference.
> 
> Almost all Junos, Jupiters, JXs, SHs, MCs use the
> BA662 as VCA. Just
> find a
> cheap Juno and rip the guts out of it. (Don't know if
> they're version 
> 'A' or
> 'B'). Maybe someone else can shine a light on this.
> 
> Cheers,
> Synthusiast
> 
> 
> 
> __________________________________________________
> Do You Yahoo!?
> Send instant messages with Yahoo! Messenger.
> http://im.yahoo.com/