RDL®

RU-SM16A

2 Channel Audio Meter

SKU: RU-SM16A
  • Precision Audio Level Metering
  • Digital 16 LED String Display Indication
  • Two Mono Meters or Stereo Metering
  • Line-Level, Speaker-Level or 25/70/100 V Audio Input
  • Selectable Fixed or Variable Calibration
  • Individual Channel Calibration Controls
  • Selectable Peak or Average Metering
  • Peak-Hold Display for +10, +14, +18 dB
Recommended Power Supply
PS-24AS (USA)PS-24AX (International)
TAA Compliant
7 Years Warranty
Category:

Description

The RU-SM16A is the ideal choice in most applications where audio level metering is to be designed into a system or added to existing equipment. The RU-SM16A has two separate inputs. Each input may be individually calibrated for unbalanced consumer, balanced professional, 8 Ohm speaker line or constant voltage speaker lines (25 V, 70 V or 100 V). All connections are made using detachable terminal blocks.

A rear-panel switch selects variable or fixed calibration for 25V, 70V, 100V and +4 dBu sources. In the "variable" position, front-panel multi-turn trimmers adjust the calibrated meter levels.

Rear-panel switches allow the installer to set each meter individually for either peak or average audio level display. In stereo applications, either peak or average is typically selected. In monaural installations, it may be advantageous to feed the mono source to both meters, setting one for peak and the other for average. In either mode the upper three LEDs (+10, +14, +18) remain in the PEAK HOLD mode.

The RU-SM16A uses bright LEDs for good visibility. Each channel input has a label area for identification of the source or function being metered.

Specifications

Inputs (2):Line level or Amplified speaker level
Input Impedance:> 40 kΩ balanced or unbalanced
0 dB Calibration:Fixed or Variable (switch-selectable)
Fixed Input Level:+4 dBu (+4 switch settings, for 0 dB reading)
25 V* (25 V switch settings, for 0 dB reading)
70 V* (70 V switch settings, for 0 dB reading)
100 V* (100 V switch settings, for 0 dB reading)
Variable Input Level Range:-24 dBu to +12 dBu (+4 switch settings, for 0 dB reading)
2 V to 90 V* (25 V switch settings, for 0 dB reading)
4 V to 90 V* (70 V switch settings, for 0 dB reading)
5 V to 100 V* (100 V switch settings, for 0 dB reading)
*Constant-voltage or low-impedance (4 Ohms, 8 Ohms) amplifier output
Metering Freq. Response:20 Hz to 20 kHz
Indicators:SIG, -20, -15, -12, -9, -6, -3, -2, -1, 0, +1.5, +3, +6, +10, +14, +18
(+10, +14, +18 are PEAK HOLD indicators only)
Metering Response:Each channel individually selectable PEAK or AVG (switch-selectable)

  Rise Time (10% to 90%):
  Rise Time (0% to 100%):
  Fall Time (90% to 10%):
  Fall Time (100% to 0%):
Peak Mode Average Mode
50 us            130 ms
60 us            300 ms (VU Characteristic)
65 ms           185 ms
100 ms         300 ms (VU Characteristic)
Ambient Operating Environment:0° C to 55° C
Power Requirement:GROUND-REFERENCED, 24 Vdc @ 250 mA
Package Type:Cardboard Box
Tariff code:9030.33.3800
WEEE weight:0.965 lbs.
Package Dimensions:6 x 6 x 2.625 in.
Shipping Weight:1.205 lbs.

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Dimensions

RU-SM16A

Downloads

DocumentsFormat
Datasheet PDF
CAD FilesUnitsFormat
Engineering Functional Block American DXF
Panel Diagram - Front American DXF
Panel Diagram - Rear American DXF
Panel Diagram - Front Metric DXF
Panel Diagram - Rear Metric DXF
High Res ImagesFormat
ru-sm16a.zip TIF
Declaration of Conformity
Download

Diagrams

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