Specification - S7R

Size (WxHxD)

244(w) x 347(h) x 308(d) mm

Weight

11.7 kgs

Drivers

Bass cone - 1 x 165 mm (6 ½ ")
High Frequency soft dome - 1 x 28 mm (1 ?")

Maximum SPL

107dB (c) continuous pink noise @ 1 m (119º dB (c) per pair RMS music)

Frequency Response

65 Hz-20 kHz ± 2 dB

Input

Connector

XLR and ¼ inch Jack combo socket

Impedance

10k electronically balanced with RF filters

Wiring

Pin 1 ground Sleeve
Pin 2 hot Tip
Pin 3 cold Ring

Sensitivity

-12 dBu to +6 dBu for 96 dB SPL @ 1 m set by 10 position rotary switch on rear

Filters

Subsonic

-3dB @ 30 Hz, 24dB/oct

Ultrasonic

-3dB @ 75kHz, 4dB/oct

Crossover

1k19

LF EQ

-2/-4 @ 65 Hz

HF EQ

+/- 2dB @ 10 kHz

Power Amplifier

LF output power

> 120W RMS

HF output power

> 70W RMS

T.H.D.

< 0.03% at levels up to 1 dB below clip, 20 Hz-20 kHz. typ 0.005% @ 1kHz

Hum + Noise

> -100 dB referred to clip

NOTE 1: The continuous rating is for a period not exceeding 5 minutes with unrestricted airflow (100 mm clearance) around the amplifier heatsinks and an ambient temperature not exceeding
30ºC.

Indication

Power on

Front mounted green LED indicates power applied.

Clip

Red LED 2 dB before amplifier clip.

Power requirements

Voltage

Set by internal plugs: nominal 115V or 230V @ 50-60 Hz AC
230V setting: min 160V; restricted output power: max 255V
115V setting: min 80V; restricted output power: max 127V

Consumption

Quiescent

18W

Typical use

75W (average music)

Max

140W (average music)

Note

0 dBu = 775 mV into open circuit