32-2046.fm Page 1 Monday, January 24, 2000 12:33 PM Cat. No. 32-2046 OWNER’S MANUAL Please read before using this equipment.
32-2046.fm Page 2 Monday, January 24, 2000 12:33 PM FEATURES Your RadioShack MPS-50 50 Watt Speaker/Amplifier is designed for use with sound sources such as an electric guitar, keyboard, or microphone. The MPS-50 is portable, requiring only a flat surface for setup, so you can use it to practice or entertain at parties and gettogethers. Its full range 12-inch speaker provides 50 watts RMS for optimum sound quality. Master Volume — lets you control the MPS-50's overall output level.
2-2046.fm Page 3 Monday, January 24, 2000 12:33 PM WARNING: To reduce the risk of fire or shock hazard, do not expose this product to rain or moisture. CAUTION RISK OF ELECTRIC SHOCK. DO NOT OPEN. ! CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER OR BACK. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.
32-2046.fm Page 4 Monday, January 24, 2000 12:33 PM CONNECTIONS INPUT Note: You can connect audio equipment with a stereo or monaural plug. When you connect a stereo plug, the MPS-50 converts the stereo output to monaural. Use a phone cable (available at your local RadioShack store) with a 1/4-inch (6.35 mm) plug to connect an electric guitar, keyboard, or high impedance microphone to the HIGH input jack of Channel 1 and/or Channel 2. Use a phone cable with a 1/4-inch (6.
32-2046.fm Page 5 Monday, January 24, 2000 12:33 PM OPERATION USING HEADPHONES INPUT GAIN MI HIGH INPUT BASS MA MI GAIN MA MI LOW HIGH GAIN MI HIGH MI TREBLE MA MI CHANNEL 1 INPUT REVERB GAIN MA MI ON OFF LOW MI MA CHANNEL 2 BASS MA MA LOW CHANNEL 1 INPUT BASS HIGH BASS MA MI TREBLE MA MI REVERB MA REVERB LEVEL MI MA DISTORTION OFF MA MAS To listen privately, connect low-impedance headphones (available at your local RadioShack store) with a 1/4-inch (6.
32-2046.fm Page 6 Monday, January 24, 2000 12:33 PM CARE To enjoy your MPS-50 for a long time: • Keep the MPS-50 dry. If it gets wet, wipe it dry immediately. • Use and store the MPS-50 only in normal temperature environments. • Handle the MPS-50 gently and carefully. Don’t drop it. • Keep the MPS-50 away from dust and dirt. • Wipe the MPS-50 with a damp cloth occasionally to keep it looking new.
32-2046.fm Page 7 Monday, January 24, 2000 12:33 PM SPECIFICATIONS Input Impedance .................................................................... 15K Ohms (High Level) 3K ohms (Low Level) Output Power, 1% T.H.D., 4 Ohms Load, 1 kHz ........................................... 50 Watts 10% T.H.D. 4 Ohm Load, 1 kHz .................................................................... 65 Watts Line Out (High 50 mV Input), 2 kHz ................................................................
32-2046.fm Page 8 Monday, January 24, 2000 12:33 PM Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in material and workmanship under normal use for ninety (90) days from the date of purchase from RadioShack companyowned stores and authorized RadioShack franchisees and dealers.