Ricoh DD 4450 - Page 197

Specifications
C279 1-2 SM Appendix
Reproduction
Ratios:
3 enlargements and 4 reductions
A3 version DLT version
Enlargement
141%
122%
115%
155%
129%
121%
Full Size 100% 100%
Reduction
93%
87%
82%
71%
93%
77%
74%
65%
Zoom: 50 to 200%, in 1% steps
Power Source:
America: 120 V, 60 Hz
Europe, Asia: 220 – 240 V, 50/60 Hz
Noise Emission
Sound Power
Level
Operating Position Sound
Power Level
Standby:
Not more than 45
dB (A)
Not more than 31 dB (A)
Copying 60
rpm:
Not more than 73
dB (A)
Not more than 59 dB (A)
Copying 90
rpm:
Not more than 76
dB (A)
Not more than 62 dB (A)
Copying
130 rpm:
Not more than 81.5
dB (A)
Not more than 66 dB (A)
 The above measurements were made in accordance with ISO 7779 standard.