Radio Shack 32-2054, Owner'S Manual

Page 1: ...events in schools and in the office for paging systems anywhere you need to deliver special announcements with excellent sound OWNER S MANUAL Please read before using this equipment www radioshack com...

Page 2: ...cy See Page 16 MIC 1 and MIC 2 Input Jacks let you connect up to two dynamic microphones See Page 6 Phono Aux Rotary Volume Control lets you adjust the volume of the turntable or auxiliary sound sourc...

Page 3: ...lects turntable or auxiliary CD sound source See Page 6 COM 4 8 16 70V Speaker Connectors let you easily connect speaker wires directly to the amplifier after the total speaker impedance is determined...

Page 4: ...e speaker s sound Position the speakers slightly above the level of the listeners heads and be sure you have determined the correct speaker impedance see Connecting the Speakers on Page 7 24 5 66 0 6...

Page 5: ...100 6 0 0276 5174 5 You can connect optional components such as microphones tuners turntables or CD players to your amplifier to expand your system To prevent hum and other noise use low capacitance...

Page 6: ...u can connect a low level audio input source such as a magnetic cartridge turntable to the amplifier s L and R PHONO jacks With this connection set the PHONO and AUX CD selector switch to PHONO QPPGEV...

Page 7: ...one half of their potential volume and can have a significantly decreased bass effect Most speaker terminals are color coded or have a mark that indicates the terminal s polarity Usually terminals wi...

Page 8: ...to remove about half inch of insulation from the end of the speaker wire Then attach a wire connector not supplied and twist the exposed wire to secure all of the wire strands To connect the speaker w...

Page 9: ...100 6 0 691 52 45 0 5 4 5 Speakers are connected in series when the first speaker s positive terminal is connected to the next speaker s negative terminal Determine the total speaker impedance of spe...

Page 10: ...16 that matches the total speaker impedance 100 6 0 691 52 45 0 2 4 Speakers are connected in parallel when all speakers negative terminals are connected together and all their positive terminals are...

Page 11: ...speaker impedance 100 6 0 174 52 45 0 5 4 5 2 4 1 0 6 10 Follow these steps to combine series and parallel combinations 1 Group the four speakers into two pairs 2 Connect each pair of speakers in ser...

Page 12: ...s negative terminals to the amplifier s COM terminal 5 Connect the speakers positive terminals to the amplifier s 4 8 or 16 terminal that matches the total speaker impedance as calculated in Step 3 10...

Page 13: ...r s 70V terminal to the transformer s desired primary tap 10 5 2 5 1 25 or 0 62 watts 2 Connect a wire from the amplifier s COM terminal to the C common taps on the transformer s primary side 3 Connec...

Page 14: ...o connect the amplifier to power plug the female end of the supplied AC power cord into the amplifier s AC IN jack and the other end to any standard AC outlet Note The wires labeled with an A are conn...

Page 15: ...eadphone not supplied into the amplifier s PHONES jack Using headphones lets you easily check and adjust the sound sources balance 56 0 0 5 To protect your hearing follow these guidelines Always start...

Page 16: ...ed properly Check all connections No sound Amplifier s MASTER VOLUME MIC 1 MIC 2 PHONO AUX 100 Hz 1kHz 8 kHz controls set to minimum Sound source or speakers are not connected properly A microphone or...

Page 17: ...p cloth occasionally to keep it looking new 5 48 0 4 2 4 If your amplifier is not performing as it should take it to your local RadioShack store for assistance To locate your nearest RadioShack use th...

Page 18: ...MIC 2 5 mV AUX 150 mV PHONO 3 5mV Signal to Noise Ratio with A WTD MIC 60 dB AUX 80 dB PHONO 70 dB Hum and Noise at 4 ohms At MASTER VOLUME MIN 1 mV At MASTER VOLUM MAX 50 mV Power Requirements 120V...

Page 19: ...store To locate your nearest RadioShack use the store locator feature on RadioShack s website www radioshack com or call 1 800 The Shack 843 7422 and follow the menu options Unidirectional Dynamic Mi...

Page 20: ...fect during the warranty period take the product and the RadioShack sales receipt as proof of purchase date to any RadioShack store RadioShack will at its option un less otherwise provided by law a co...