Samson S-COM PLUS Owner'S Manual Download

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Specifications

System Specifications
Frequency Response

<10Hz to 20kHz +0 / -0.1 dB effect out, -0.4 @ 100kHz,

<10Hz to 20kHz +0 / -0.1 dB effect in, -3dB @ >100kHz

Dynamic range

116 dB, un-weighted, 22 Hz to 22 kHz

THD

0.008 % typ. @ +4 dBu, 1 kHz Effect out, 0.016% effect in

Crosstalk

>100dB, 22 Hz to 22 kHz

Operating Level

Sele4dBu / -10 dBV

Max. Input Level

+21dBu, balanced

CMRR

Min. 40dB, >50dB @ 1kHz

Max. Output Level

+21dBu, balanced

Balanced Input
Connectors

XLR and 1/4" TRS jack

Impedance

>20K Ohms balanced or unbalanced

Balanced Output
Connectors

XLR and 1/4" TRS jack

Impedance

60 Ohms balanced or unbalanced

Key Input
Connector

1/4" jack

Impedance

10 k Ohm

Max. Input Level

+21 dBu

Key Output
Connector

1/4" jack

Impedance

47 Ohms

Max. Output Level

+21 dBu

Expander/Gate
Trigger range

Variable (Off to +10 dB)

Attack

<1 ms per 50 dB

Release

Variable (Slow:100 ms / 1dB, Fast:100 ms / 100 dB)

Ratio

Expander 1:2, Gate 1:16

Compressor Section
Detector

RMS

Threshold

-40 dB to +20 dB

Ratio

Variable (1:1 to infinity : 1)

Manual Attack Time

Variable (0.3 ms / 20 dB to 300 ms / 20dB)

Manual Release Time

Variable (0.05 to 5 Sec)

Output gain

Variable (-20 to +20 dB)

Peak Limiter Section
Threshold

Variable 0 to Off

Ratio

Preset

Limiter

Ceiling type

Attack

<5 ms

Release

Typ. 20dB/s

De-Esser
Trigger range

variable (off to 12dB)

Maximum

12dB Gain Reduction mid / high band

Summary of Contents for S-COM PLUS

Page 1: ...TE SPECTRA KEY AUTO I O METER IN OUT 1 STEREO LINK IN OUT 2 POWER dB OFF 10 0 50 20 6 2 1 10 20 20 10 0 mSec 3 300 200 15 50 05 5 3 15 1 OFF 10 7 3 5 10 30 20 40 10 10 THRESHOLD TRIGGER RATIO ATTACK RELEASE OUTPUT ENHANCER GATE KEY LISTEN dB dB 4 1 Sec dB dB OFF 10 0 50 20 6 2 1 10 20 20 10 0 mSec 3 300 200 15 50 05 5 3 15 1 OFF 10 7 3 5 10 30 20 40 10 10 THRESHOLD TRIGGER RATIO ATTACK RELEASE OUT...

Page 2: ...ou ll also find a warranty card enclosed please don t forget to fill it out and mail it in so that you can receive online technical support and so we can send you updated information about these and other Samson products in the future With proper care and adequate air circulation your S com plus will operate trouble free for many years We recommend you record your serial number in the space provid...

Page 3: ...nk Switch Servo balanced inputs and outputs on XLR and 1 4 connectors Switchable 4 and 10 operating levels High quality 41 position detent pots and backlit switches The stylish bead blasted electric blue anodized front panel is as easy to read as it is to look at Three year extended warranty EXPANDER GATE COMPRESSOR LIMITER GAIN REDUCTION dB INPUT OUTPUT LEVEL dB 30 24 21 27 18 15 9 6 12 4 2 1 30 ...

Page 4: ...MPRESSOR LIMITER DE ESSER 8 MAINS POWER SWITCH When turned on acti vates the S com plus 9 RACK EARS Used for mounting into a 19 inch standard rack 10 TRIGGER Controls the threshold level that the Expander Gate becomes active 11 GATE SWITCH Selects either Gate or Expander mode 12 RELEASE SWITCH Selects FAST or SLOW Release Time for EXPANDER GATE 13 THRESHOLD Used to set the minimum signal level at ...

Page 5: ...erator which dynamically adjusts the attack and release time based on signal content 19 RELEASE Adjusts the length of time the com pressor takes to return the signal to it s original level 20 INPUT OUTPUT METER SELECT SWITCH Selects either Input or Output level to be dis played on the Input Output Meter 21 LEVEL Controls the amount of Output level 22 DE ESSER LEVEL Displays light indicating when L...

Page 6: ... dB 3 6 0 9 12 LIMIT CH 1 RELEASE AUTO I O METER IN OUT dB OFF 10 0 50 20 TRIGGER GATE 10 30 20 40 10 10 THRESHOLD dB ENHANCER 6 2 1 RATIO dB 4 1 KEY ATTACK mSec 3 300 200 15 50 05 5 3 15 1 RELEASE Sec 10 20 20 10 0 OUTPUT dB 0 10 7 3 LEVEL dB 5 0 OFF 16 5 LIMITER dB 12 IN OUT 1 STEREO LINK IN OUT 2 STEREO COMPRESSOR LIMITER DE ESSER In this configuration the S com plus is simply passing audio at ...

Page 7: ...or normalizing the controls To engage the Gate make sure that the EXPANDER GATE switch is pressed in EXPANDER GATE G 30 24 2 27 RELEASE dB OFF 10 0 50 20 TRIGGER GATE 10 30 2 40 10 THRESH dB STEREO COMPRESSOR LIMITER Press the RELEASE switch to the IN position to select FAST release time Now increase the THRESHOLD level and listen as the signal begins to gate For a visual representation of the gat...

Page 8: ... the unit to the IN position Press in the AUTO switch located in between ATTACK and RELEASE Adjust the Ratio to 6 8 1 Switch on the ENHANCER and listen to how the high end is restored when the ENHANCER is on USING THE DE ESSER The S com plus De Esser is a powerful tool for removing annoying problems like heavily sibilant vocal tracks or bright cymbals To listen to the De Esser try the following Fo...

Page 9: ...e threshold ratio attack time and release time Threshold Threshold is the level that once the signal exceeds gain reduction is applied The normal range of adjustment for the threshold level is 40 to 20 dBu If the threshold level is set above the highest level of the signal being sent to the compressors the gain reduction is never triggered Therefore the compressor is virtually by passed If the thr...

Page 10: ...ange and release Many noise gates like the S com plus use sophisticated circuits to control some of these parameters automatically Downward Expander The purpose of a well designed Downward Expander is to increase the perceived dynamic range of a system This is accomplished by decreasing the gain during the softer sections thereby lowering the relative noise floor When the signal level is below the...

Page 11: ... is open just during the musical guitar parts and so that the gate is closed during the silent passages so that the hum and noise is muted Gating Drums Using noise gates on drums is particularly useful in recording and in live sound When a drum kit is set up with individual microphones on each drum in a live PA system there s potential for great sound However there are several gain management prob...

Page 12: ...n the Mix By using a heavy amount of compression you can get the effect of the vocal suspending in the mix While this may be a bit radical for some the effect can be dramatic especially if the vocal is mixed without any reverb or delay Set up the compressor section of the S com plus with a medium attack and release time and a ratio of 6 1 You can also use the Auto button to engage the AEG Auto Env...

Page 13: ...TIP RETURN RING SEND 1 2 3 1 2 3 40 4 0 10 TRIM 40 4 0 10 TRIM 1L 2R 3L 4R L R L R BUS INSERTS MIXER LINKING 110 POWER S N 115V 0 3A 230V 0 15A 50 60Hz 30W MIC 1 XLR PIN 1 GND PIN 2 HOT PIN 3 NEG PHONE TIP POS RING NEG SLEEVE GND SERIAL NUMBER MADE IN CHINA CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN _ mA SLOW BLOW FUSE FOR 115V _ mA SLOW BLOW FUSE FOR 220V CHANNEL 2 10 4 BALANCED INPUT BALANCED OU...

Page 14: ... INPUT BALANCED OUTPUT CHANNEL 1 LEVEL 10 4 KEY INPUT OUTPUT KEY INPUT OUTPUT LEVEL BALANCED INPUT BALANCED OUTPUT S com Plus 1 2 3 1 2 3 1 2 3 1 2 3 XLR PIN 1 GND PIN 2 HOT PIN 3 NEG PHONE TIP POS RING NEG SLEEVE GND SERIAL NUMBER MADE IN CHINA CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN _ mA SLOW BLOW FUSE FOR 115V _ mA SLOW BLOW FUSE FOR 220V CHANNEL 2 10 4 BALANCED INPUT BALANCED OUTPUT CHANNEL...

Page 15: ...s today provide channel and bus or group inserts Insert points are input and output patch points that interrupt the channel or bus signal so that external processors can be connected Channel insert points are ideal for connecting to when using the S com plus to process a single channel like a vocal bass or guitar Bus insert points are ideal for compressing groups of instruments like vocals strings...

Page 16: ...nce 60 Ohms balanced or unbalanced Key Input Connector 1 4 jack Impedance 10 k Ohm Max Input Level 21 dBu Key Output Connector 1 4 jack Impedance 47 Ohms Max Output Level 21 dBu Expander Gate Trigger range Variable Off to 10 dB Attack 1 ms per 50 dB Release Variable Slow 100 ms 1dB Fast 100 ms 100 dB Ratio Expander 1 2 Gate 1 16 Compressor Section Detector RMS Threshold 40 dB to 20 dB Ratio Variab...

Page 17: ...rom 4dBu to 10dBV Meters LED s Gain Reduction 12 segment LED display 30 27 24 21 18 15 12 9 6 4 2 1dB Input Output level 12 segment LED display 30 24 18 12 6 3 0 3 6 9 12 18dB Expander Gate Threshold 2 LED s Gate open Gate closed Peak Limiter Threshold 1 LED for Indication of Limiter function Function switch LED indicator in each except 0perating Level Switch Power Supply Mains Voltages USA Canada...

Page 18: ...NAL KEY SOURCE RMS to DC CONVERTER EXPANDER GATE DE ESSER METER ENHANCER COMPRESSOR CONTROL GATE CONTROL LIMITER LIMITER DC CONTROL 4dBu or 10dBv OUTPUT 4dBu or 10dBv OUTPUT INPUT GAIN REDUCTION METER EXTERNAL KEY INPUT EXTERNAL STEREO LINK IN OUT ENHANCER FILTER I O LEVEL 4dBu I O LEVEL 10dBv 4dBu 10dBv CHANNEL 2 IS IDENTICAL TO CHANNEL 1 EXCEPT FOR STEREO LINK MODE ENHANCER LIMITER AND OUTPUTS A...

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