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SMR 821 User Manual
Page 28
http://aa.peavey.com copyright 2000 All Rights Reserved
Specifications
MECHANICAL
PERFORMANCE
Dimensions (H x W x D)
Weight
Mounting
Connections
Test Conditions
Input Sensitivity
1.75" x 19" x 8.75" (45 mm x 483 mm x 222 mm)
7.4 lbs.
Single EIA Space Rack Mount
Removable “Euro” Connectors for single channel audio inputs, outputs, bus link and
external control. RCA single-ended female for Channels 7 and 8 stereo inputs. IEC
receptacle for AC power.
120Vac 60Hz maintained throughout testing.
0 dBu = 0.775 Vrms
0 dBV = 1.00 Vrms
* Min. input level (sensitivity) is the smallest signal that will produce a nom-
inal output with controls set at maximum gain.
** Nominal settings are defined as all controls set at center detent for nominal
output. Microphone gain control is as specified.
Input Level, dBu
Input
Input
Impedance
(Ohms)
Input gain-
pot setting
Min.* Nom.** Max.
Balanced/
Unbalanced Connector
Max gain
+60 dB
–76dBu –56dBu –39dBu
Microphone
without pad
2k
Min gain
+10 dB
–25dBu –4dBu +13dBu
Balanced
+
–
Ground
Max gain
+40 dB
–56dBu –36dBu –19dBu
Microphone
with pad
2k
Min gain
–10 dB
–5dBu +16dBu +33dBu
Balanced
+
–
Ground
Max gain
+60 dB
–74dBu –54dBu –37dBu
Microphone
without pad
(optional
transformer)
2k
Min gain
+20 dB
–34dBu –14dBu +3dBu
Balanced
+
–
Ground
Max gain
+40 dB
–54dBu –34dBu –17dBu
Microphone
with pad
(optional
transformer)
2k
Min gain
0 dB
–14dBu +6dBu +23dBu
Balanced
+
–
Ground
Stereo Line 10k N/A –20dBV –10dBV +7dBV Unbalanced RCA jacks