Samson S83 Mixer Amplifier

Fully loaded in terms of features and performance, the S83 is another standout in Samson's popular line of powered mixers. Equipped with high-quality reverb, the unit includes enough Sends and Returns so you always have adequate mixing capability. A stereo 1/4 in. headphone connector with separate level control allows isolated monitoring.

Features
8-channel powered mixer with balanced XLR mic/line inputs

Power amp produces 300 watts into 4 ohms

Rugged reinforced corners and a carry handle plus rack ears for rack-mounting

3-spring reverb section

2 Aux sends per channel

4 effects returns for outboard processing

Mic input control on each channel

Master monitor and reverb level controls

Headphone amp with 1/4 in. stereo TRS connector and level control for private monitoring

Front-panel output level meter

4-band EQ on each channel

10-band master graphic EQ on main output

Selectable 48v phantom power

Protection relay circuitry

Rear-panel amplifier input and preamp output

Technical Info

Mixer/Preamp Section
THD (with 30 kHz LPF, trim center): < 0.045%

Signal-to-noise ratio (with 30 kHz LPF, trim center): 78 dB

Maximum voltage gain

Mic in to preamp out: effects send 1, 2, mon out: 62 dB

Line in to preamp out: effects send 1, 2, mon out: 52 dB

Tape in to preamp out: effects send 10 dB

Tape return to preamp out: 5 dB

Residual noise (with 30 kHz LPF, VR min)

Preamp out: -110 dB

Mon out: -100 dB

Trim gain: 40 dB

Tone controls
High (10 kHz): ± 15 dB
2.5 kHz: ± 12 dB
500 Hz ± 12 dB
Low (80 Hz): ± 15 dB
Graphic equalizer (30, 64, 125, 250, 500 Hz, 1, 2, 3, 5, 10 kHz): ± 15 dB
Peak LED: 5 dB before clipping
Tape input sensitivity (-10 dB): 300 mV
Headphone: 20 mW (8 .)

Power Amp Section
Rated output power (1 kHz): 300 W into 4 .
220 W into 8 .
THD (with 30 kHz LPF): < 0.0045%
Signal-to-noise ratio (with 30 kHz LPF): 105 dB
Frequency response (±1 dB): 10 Hz to 28 kHz
Input sensitivity/impedance: 1.2 V/10 k
Residual noise (VR min): 74 dB typical
Idle current (across the 0.47 .emitter resistor): < 7 mA
DC offset voltage: 0 ± 50 mV


General
Dimensions (W x D x H): 451 x 125 x 280mm (19 x 4.92 x 11.02 in.)
Weight: 31 lbs. (14.1 kg)
Power requirements: 115 VAC x 50/60 Hz; 544 W (115 VAC)
Power consumption (at full power): 395 W (230/240 VAC)