Radio Shack MD-981 - Manual (Page 33)

33 Specifications
ˆ
Specifications
Number of Keys ..................................................................................................................... 61
Polyphonic Sound .............................................................................................. 12-note (Max.)
Preset Tones ....................................................................................................................... 100
Auto-Rhythms ...................................................................................................................... 100
Tempo ...................................................................... Adjustable (20–255 Beats Per Minute)
Other .............................................................................................. Fill-in and Synchro Start
Accompaniments ................................................................................ Concert Chord, Fingered
Prerecorded Tunes .................................................................................................... 100 Tunes
Transpose ................................................................................................ (F ~C~F: half-notes)
Tuning ................................................................................. Adjustable A4 = 440 Hz
±
50 cents
Built-In Speakers ......................................................... 4 3 / 4 Inch (12 cm)
×
2 (Output 2W + 2W)
Terminals:
Power Supply .................................................................................................... DC 9V Jack
PHONES/OUTPUT Jack ........................................................ Output Impedance: 78 Ohms
Output Voltage: 4V (RMS) MAX
MIDI IN, OUT
SUSTAIN
1
/ 4 -Inch Standard Jack
Power Sources ............................................................................................. DC: 6 AA batteries
AC: 120V, 60Hz, with AC adapter
Vehicle Battery: 9V with DC adapter
Power Consumption ......................................................................................................... 7.7 W
Use only fresh batteries of the required size and recommended type.
Batteries can leak chemicals that damage your keyboard’s electronic
parts.
Wipe the keyboard with a damp cloth occasionally to keep it looking
new. Do not use harsh chemicals, cleaning solvents, or strong deter-
gents to clean the keyboard.
Modifying or tampering with the keyboard’s internal components can cause a mal-
function and might invalidate its warranty and void your FCC authorization to oper-
ate it. If your keyboard is not performing as it should, take it to your local
RadioShack store for assistance.
42-4042.fm Page 33 Friday, April 28, 2000 11:18 AM