Specifications, Input Sensitivity | Peavey SMR 821 specs

SMR 821 User Manual

Specifications

MECHANICAL

Dimensions (H x W x D)

Weight

Mounting

Connections

PERFORMANCE

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.

Test Conditions		120Vac 60Hz maintained throughout testing.
Input Sensitivity

	Input	Input gain-		Input Level, dBu
	Impedance	pot setting					Balanced/
Input	(Ohms)		Min.*		Nom.**	Max.	Unbalanced	Connector
		Max gain	–76dBu		–56dBu	–39dBu		+
Microphone		+60 dB	–76dBu		–56dBu	–39dBu		+
Microphone	2k	+60 dB					Balanced	–
without pad	2k	Min gain					Balanced	–
without pad		Min gain	–25dBu		–4dBu	+13dBu		Ground
		+10 dB	–25dBu		–4dBu	+13dBu		Ground
		+10 dB
		Max gain	–56dBu		–36dBu	–19dBu		+
Microphone		+40 dB	–56dBu		–36dBu	–19dBu		+
Microphone	2k	+40 dB					Balanced	–
with pad	2k	Min gain					Balanced	–
with pad		Min gain	–5dBu		+16dBu	+33dBu		Ground
		–10 dB	–5dBu		+16dBu	+33dBu		Ground
		–10 dB
Microphone		Max gain	–74dBu		–54dBu	–37dBu		+
without pad		+60 dB	–74dBu		–54dBu	–37dBu		+
without pad	2k	+60 dB					Balanced	–
(optional	2k	Min gain					Balanced	–
(optional		Min gain	–34dBu		–14dBu	+3dBu		Ground
transformer)		+20 dB	–34dBu		–14dBu	+3dBu		Ground
transformer)		+20 dB
Microphone		Max gain	–54dBu		–34dBu	–17dBu		+
with pad		+40 dB	–54dBu		–34dBu	–17dBu		+
with pad	2k	+40 dB					Balanced	–
(optional	2k	Min gain					Balanced	–
(optional		Min gain	–14dBu		+6dBu	+23dBu		Ground
transformer)		0 dB	–14dBu		+6dBu	+23dBu		Ground
transformer)		0 dB
Stereo Line	10k	N/A	–20dBV		–10dBV	+7dBV	Unbalanced	RCA jacks

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.

Page 28