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