Crate Amplifiers PX900DLX 用户手册

©2000 SLM Electronics, Inc. • A Division of St. Louis Music, Inc.

1400 Ferguson Avenue • St. Louis, MO  63133

86dB Ch In (Lo-Z) to Power Amp Out (Ch 1-4)

66dB Ch In (Lo-Z) to Main Out, Monitor Out (Ch 1-4)

72dB Ch In (Lo-Z) to Effect Out (Ch 1-4)

50dB Ch In (Lo-Z) to Rec Out (Ch 1-4)

54dB Ch In (Hi-Z) to Main Out, Monitor Out (Ch 1-4)

25dB Aux In to Main Out 

73dB Mic In to Main Out, Monitor Out (Ch 5-7/5-9)

28dB Line In to Main Out, Monitor Out (Ch 5-7/5-9)

±15dB Maximum

High: 12kHz (shelving); Mid: 2.5kHz (peaking); Low: 80Hz (shelving)

+1/-3dB, 20Hz-20kHz @ 1W output into 8

Ω

(Power Amp Out)

+1/-3dB, 20Hz-20kHz @ +4dB output into 10k

Ω

(Main Out, Monitor Out, Effects Send)

200W/4

Ω

@ 0.5% THD @ 1kHz

<0.3% @ 20Hz-20kHz, 100W output into 4

Ω

(Power Amp Out)

<0.3% @ 20Hz-20kHz, +14dB output into 10k

Ω

(Main Out, Monitor Out, Effects Send)

-122dB equivalent input noise, -63dB residual output noise

Ω

(Power Amp Out)

-78dB residual output noise (Main Out, Monitor Out, Effects Send)

-73dB (77dB S/N) (Main Out, Monitor Out)

All channel level controls at minimum

-40dB (44dB S/N) (Main Out, Monitor Out)

One channel level controls at maximum

-74dB (78dB S/N) Effects Send

All channel level controls at minimum

-34dB (38dB S/N) Effects Send

One channel level controls at maximum

63dB adjacent input, 63dB input to output

7 bands (125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz) ±12dB Maximum

4 types (Digital Delay, Vocal, Large Hall, Small Hall)

+48V is supplied to electrically balanced inputs for powering condenser microphones via 6.8k

Ω

current 

limiting/isolating resistors

Output Level: 36dB

DSP Mute: on/off

200W

PX700DLX:   18.9” (480mm) W x 10.8” (275mm) H x 10.8” (275mm) D; 37.5 lbs (17kg)

PX900DLX:    21.6” (546mm) W x 10.8” (275mm) H x 10.8” (275mm) D; 39 lbs (17.7kg)