1742 Selby Av.St. Paul, MN 55104 6516902246atmasphere.com
Atma-Sphere Music Preamplifier
model P-2
OWNER'S MANUAL
Please study this document carefully before using equipment
RoHS
Страница 1: ...1742 Selby Av St Paul MN 55104 651 690 2246 atma sphere com Atma Sphere Music Preamplifier model P 2 OWNER S MANUAL Please study this document carefully before using equipment RoHS ...
Страница 2: ... and likely will for years to come You don t have to wait all you have to do is set the preamplifier up by following the simple instructions in this manual Every part of the preamplifier has been extensively tested and engineered so the product will perform flawlessly for years to come Please read the manual carefully and follow the instructions closely If you have any questions do not hesitate to...
Страница 3: ...tes of operation OPERATING NOTES The preamplifier can be left on all the time but the phono tubes should be tested every 4 months if you do so The line stage tubes will last considerably longer Be sure to provide for adequate ventilation The unit will sound substantially better an hour after turn on so leaving the preamp on all the time will not win you anything The P 2 may be used with a low impe...
Страница 4: ...ut an adapter cable can be made that will work The shield connection of the RCA must become the connection to pin 3 of the XLR connector and the tone arm ground connection should be made as described above ON NO ACCOUNT should you allow the shield connection of the RCA to become the shield for the cable as this may result in a loud hum Cartridge loading is achieved by installing resistors on the l...
Страница 5: ...r RF interference Make sure that the power cord is plugged into a properly grounded outlet and that no other equipment in the system is grounded resulting in a ground loop Sometimes RF can get into the phonograph through poorly shielded wiring in or from the tone arm This is common with modern straight tracking arms Buzz can also occur if the input of the amplifier is not properly balanced This ca...
Страница 6: ...uipment stand is one of the finest we have seen It is highly recommended Use it in conjunction with the Ultra Resolution Technologies vibration damping platform NavCom Silencers or other anti vibration pads are also recommended Tube damping rings are highly recommended The preamplifier has been successful with lower outputs 0 24mV but it is advisable to have the regulator option and one must keep ...
