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ASR Audio Systems Friedrich Schaefer, D- 35 745 Herborn +49 (27 72) 42 905
0.0 Table of contents of this manual
1.0
Setting up the ASR Mini-Basis
2.1
Important safety precautions
2.0
Connecting the ASR Mini-Basis
2.1
Connecting to a pre- or an integrated amplifier
2.2
Connecting the tone arm cable
3.0
Adjusting the ASR Mini-Basis
3.1
Adjusting the input resistance ( 10 pole DIP switch )
3.2
Adjusting the input capacity ( 10 pole DIP switch )
3.3
Adjusting the gain ( 6 pole DIP switch )
4.0
Trouble-shooting
4.1
The unit is not working
4.2
Hum
4.3
Noise
4.4
Channel-volume difference during phono-playback
4.5
Just in case: repair
Technical data
5.0
Dear music lover,
all of us at ASR would like to offer thanks and congratulations to you for purchasing the
ASR Mini-Basis Phono-Pre-Amplifier. We sincerely believe that your ASR Mini-Basis
will bring you many years of musical pleasure and enjoyment.
All ASR products are handmade with greatest care to details and with high-grade selected parts.
Enjoy your high quality records even more with this musical Phono-Pre-Amplifier!
While every new owner is anxious to begin listening, we encourage you to
take a few minutes to read this manual and familiarize yourself with the
full capabilities of the ASR Mini-Basis.
Phono-Pre-Amplifier ASR Mini-Basis MK II
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Summary of Contents for ASR Mini-Basis MK II
- Page 1 Page 06 Dear music lover, all of us at ASR would like to offer thanks and congratulations to you for purchasing the ASR Mini-Basis Phono-Pre-Amplifier. We sincerely believe that your ASR Mini-Basis will bring you many years of musical pleasure and enjoyment.
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Page 2: Important Safety Precautions
If the voltage specified is different from your AC voltage, contact your ASR dealer. Place the unit close to your turntable and use a cable as short as possible to connect your turntable to the main unit. Do not place the ASR Mini-Basis main unit close to any power supply. Important safety precautions To get the best performance from your ASR Mini-Basis, and for your own safety, please read and follow these important safety instructions. - Page 3 Please connect the ground cable of your turntable to the ground clamp on the back panel of the ASR Mini-Basis. If any hum occurs, try to route the ground cable in different manners – your goal should be to eliminate hum completely.
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Page 4: Adjusting The Gain
ASR Audio Systems Friedrich Schaefer, D- 35 745 Herborn +49 (27 72) 42 905 (DIP switch = „No.“) (47 k when all Dips are OFF ) 10K 2K2 12 Value By using combinations of Dip switches you can get additionally values for the resistance. - Page 5 ASR Mini-Basis operate properly, please contact your authorized ASR dealer. Please pack the units into the original ASR boxes and with the original ASR packing accessories. Your authorized ASR dealer will take care of your unit and will repair it properly.
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Page 6: Technical Data
ASR Audio Systems Friedrich Schaefer, D- 35 745 Herborn +49 (27 72) 42 905 Technical Data The Mini Basis is a Phono-Preamplifier for Moving Magnet and Moving Coil cartridges. Signal-to-noise-ratio: better 60 dB (depends on settings) RIAA equalisation: better than 1dB from 20Hz to 20kHz Distortion s: lower than 0.01% from 0,5V to 3VAC Output (100 Ohm load)
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