Casio CTK-220L Electronic Keyboard User Manual


 
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SPECIFICATIONS
GENERAL
Number of keys: 49
Polyphonic: 12-note
Preset tones: 100
Transpose: F# ~ C ~ F: half-note
Auto-rhythms: 25, Tempo: Adjustable, 216 steps (40 ~ 255), initial value: 120
Accompaniment: CASIO Chord, Fingered, Fill-in pattern, Synchro start
Song bank: 20-tune
Digital volume control: 10 steps (0 ~ 9), initial value: 7
Tuning control: 440 Hz ± 50 cents
Built-in speakers: 10 cm dia. × 1 (Output: 2 W)
Terminals: Headphone Jack, Stereo mini Jack [Output impedance: 70 , Output voltage:
3.6 V (rms) MAX]
Auto power off: Approximately 6 minutes after the last operation
Power source: 2-way AC or DC source
AC: Required optional AD-5 AC adaptor
DC: 6 AA size batteries
Power consumption: 7.7 W
Dimensions (HWD): 85 × 771 × 324 mm (3-3/8 × 30-3/8 × 12-3/4 inches)
Weight: 3.4 kg (7.5 lbs) excluding batteries
ELECTRICAL
Current drain with 9 V DC:
No sound output 160 mA ± 20 %
Maximum volume 840 mA ± 20 %
with white keys C1 to G2 pressed in Synth-Lead 1
Volume: Maximum
Phone output level (Vrms with 8 ohm load):
with key C2 pressed in Synth-Lead 1 98 mV ± 20 %
Speaker output level (Vrms with 4 ohm load):
with key F4 pressed in Synth-Lead 1 2000 mV ± 20 %
Minimum operating voltage: 6.3 V