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SQN-4S IVe User's Handbook

 

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19. CONNECTOR LIST
The following is a list of the manufacturers part numbers for the connectors to mate with those on the
mixer

MIXER CONNECTOR           MATING CONNECTOR    MANUFACTURER

MAIN I/O [A] (STANDARD)   PRC05P12M           Tajimi

MAIN I/O [A] (SCREW)      RM15PD10P           Hirose

SUBSIDIARY I/O [B]        HR10-10P12P         Hirose

POWER INPUT [DC]          HR10A7P4P           Hirose

POWER THROUGH [PT]        HR10A7P4P           Hirose

 

©1999, 2001 SQN Electronics Ltd

Page 10 of 10

Summary of Contents for SQN-4S Series

Page 1: ...he Post Fader outputs of all of the channels so that it is possible to feed four fader controlled unbalanced outputs to an external recorder Pre fade listening to all of the input channels is included as is a slating microphone The power wiring allows the fuse protected feeding of external power to other equipment controlled by the mixer s Power Selector switch MIXING and MATRIXING The SQN 4S SERI...

Page 2: ...tor panel to the BAT position to power the mixer A green LED between the meters lights up to indicate that the mixer is switched on The right channel meter doubles as a voltmeter for the power supply when the adjacent BATT push button switch is depressed The mixer is guaranteed to work down to a battery voltage of 6 volts so that as long as the battery meter reads on scale performance will be to s...

Page 3: ...e of 1kHz with distortion below 0 1 may be injected into both output channels by setting the 3 way front panel TONE MIC switch to the left The form that the tone takes depends on the setting of the GANG 1 2 switch When this switch is in the unganged 0 position the tone is continuous in both channels Either of the other two positions gives an EBU coded tone signal the left channel interrupted for 2...

Page 4: ...fader to and fro with the line up tone on and adjusting for parity of loudness This feature allows before after comparison of off tape monitoring or when used with a recorder that lacks off tape monitoring it can be used as a check that mixer outputs are at least reaching the recording inputs The MIXER AUX switch affects only the headphone signals Many ENG recorders feature an Earphone Monitor out...

Page 5: ...rc is achieved with the tip of the finger or thumb resting on the point of the arrow design 8 LINE INPUTS All four of the microphone inputs may be individually switched for use as balanced line inputs This is achieved simply by switching a fixed 50dB attenuator in front of the microphone amplifier The attenuator and fader controls operate as before A pair of unbalanced inputs feeding directly into...

Page 6: ...ak is a simplification of the arguments since in practice the BBC has adopted various preferred peak levels for different sound sources and even individual musical instruments Other PPM scales have not followed the BBC design and are all expressed in decibels which makes them more readily intelligible They also usually feature a TEST arrow at 0dBu 0 775V for calibration purposes The nominal peak l...

Page 7: ...TORING HEADPHONES The quarter inch jack PH of the SQN 4S will accept any standard stereo plug Headphones of any impedance may be employed although impedances of around 200 Ohms will make best use of battery power For location work it is advisable to employ headphones with good ear sealing even though they can be uncomfortable when worn for long periods of time Increasing the headphone level to dro...

Page 8: ...f interchanging left and right in an MS encoded input The controls available for the CH3 CH4 pair are the routing switches and PANpots on the end panel of the mixer These allow either of the channels to be routed directly to either output channel or to be panpotted between them Note that when either of CH3 or CH4 is sent equally to both outputs using the PANpots the level at each output will be 3d...

Page 9: ...en in the printed copy of this document delivered with the mixer 18 SCREW LATCHING CONNECTOR WIRING 10W Screw latching connectors are now provided only to special order All input and output connectors are now normally either XLR latching or Push Pull latching types The connection list below applies to mixers fitted with the the screw latching version of the MAIN I O connector This optional fitting...

Page 10: ...the connectors to mate with those on the mixer MIXER CONNECTOR MATING CONNECTOR MANUFACTURER MAIN I O A STANDARD PRC05P12M Tajimi MAIN I O A SCREW RM15PD10P Hirose SUBSIDIARY I O B HR10 10P12P Hirose POWER INPUT DC HR10A7P4P Hirose POWER THROUGH PT HR10A7P4P Hirose 1999 2001 SQN Electronics Ltd Page 10 of 10 ...

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