PSC M4 mkII Скачать руководство пользователя страница 9

 

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located on the right hand side panel of the mixer.  This switch is normally set to 
the stereo position.  Under special circumstances, you may wish to monitor your 
headphones in Mono or decode MS signals when recording in MS Stereo.  
Please see MS Stereo section of this manual.   
 
*

SAFETY NOTE

*  

ALWAYS TURN DOWN THE HEADPHONE VOLUME 

BEFORE PLUGGING IN YOUR HEADPHONES.

 

 
 

F. TAPE 

RETURN 

 
The M4mkII Mixer is equipped with tape returns used to monitor tape confidence 
heads from most any recording device.  These tape monitor amplifiers can be 
adjusted to match the signal levels of most any device.  These levels are 
adjusted using a small jewelers screwdriver (or “Greenie” screwdriver).  The 
adjustment points are located directly above the Mutlipin connector.  The 
tape/direct switch is located on the upper right hand corner of the front panel.  
When set to ”D” (Direct)  the phone amplifiers to monitor the mixers output signal.  
If switched to “T” (Tape), then the phone amplifies monitor the external source 
such as the Betacam.  
 

 
 
 
METERS:  
 
A. 

PEAK READING METERS 

 

The M4mkII Mixer is equipped with a custom made LCD meter.  We designed 
this meter to be easy to read and camera emulating.  Because the most common 
use of this type of mixer is with Betacams, we designed the M4mkII’s meters to 
emulate the peak reading attributes found on many Betacams.  In this manor, 
you can be confident of your recording levels even when the Betacam is being 
fed via Betasnake cable or wireless transmission.  The LCD meter also displays 
Left and Right Limiter functions as well as Low Battery Warning.  When the “Lo 
Bat” indicator comes on, you have approximately 30 minutes of battery life 
remaining.  You should replace the batteries at your earliest convenience.  This 
low battery indicator automatically senses the use of a NP-1 rechargeable battery 
or AA alkaline batteries and adjusts itself accordingly. 
 
The M4mkII Mixer is equipped with meter lamps used for night viewing of the 
meters.  The light source for this meter back lighting is provided by a 2200mc 
(2.2 candela) high performance “white” LED in conjunction with a specially made 
woven fiber optic light transmission panel.  These two new technologies were 
chosen as they provide good quality back lighting without adding noise to the 
mixer as some Electro-luminescent systems do.  The use of the meter back 
lighting adds approximately 30mA of power consumption to the mixer. 
 
 
 

 

Содержание M4 mkII

Страница 1: ...M4mkII Portable Audio Mixer Operation Manual for Mixers with PCB V1 5 Copyright 2002 Professional Sound Corporation Printed in the U S A...

Страница 2: ...INPUT LEVELS C MICROPHONE POWERING D LOW CUT FILTER E CHANNEL GAIN F CHANNEL PANS H BOOM POLE REMOTE CONTROL OUTPUTS 7 9 A BALANCED OUTPUTS B MULTIPIN BETA CONNECTOR C OUTPUT LIMITERS D TRANSCRIPTION...

Страница 3: ...R DITRIBUTION POWERING 12 13 A INTERNAL POWER NP 1 BATTERY B INTERNAL POWER ALKYLINE BATTERIES C EXTERNAL POWER CONSTRUCTION 13 14 A CHASSIS B ELECTRONIC TOPOLOGY C ENVIRONMENTAL OPERATION D PORTA BRA...

Страница 4: ...unctions necessary to produce studio quality recordings in the field It s user friendly features rugged design and sonic purity make the M4mkII Mixer perfect for electronic news gathering ENG electron...

Страница 5: ...n C Condenser Microphone 15dB attenuation and L Line Level 50dB attenuation These input level attenuation settings are used to correctly interface sources of varying levels to the M4mkII s preamplifie...

Страница 6: ...ilter switches are located on the front of the M4mkII Mixer E CHANNEL GAIN In order to limit noise and increase headroom the channel fader controls are located in the feedback path of the pre amplifie...

Страница 7: ...h quality custom made audio output transformers These transformers have been designed to provide wide bandwidth low distortion and real world ease of use Transformers have been chosen over a transform...

Страница 8: ...RECORDING TO BETACAM TYPE CAMERAS Most video cameras have limited audio track headroom and can easily be overloaded resulting in distortion of the recorded audio Play it safe use the limiters D TRANSC...

Страница 9: ...r We designed this meter to be easy to read and camera emulating Because the most common use of this type of mixer is with Betacams we designed the M4mkII s meters to emulate the peak reading attribut...

Страница 10: ...M4mkII Mixer This adjustment is factory calibrated and should not be adjusted without proper measurement equipment C BATTERY TEST In addition to the low battery indicator on the LCD meter the M4mkII...

Страница 11: ...ffects the headphone feeds not the main XLR outputs More complete descriptions of the M S and X Y stereo recording techniques can be found in the literature of the major microphone manufacturers such...

Страница 12: ...own on the latch and pull out the battery B INTERNAL POWER ALKALINE BATTERIES Eight AA alkaline batteries can also power the M4mkII Mixer These batteries are housed in a convenient battery tray design...

Страница 13: ...ally coated with an epoxy powder coating This powder coat paint is then baked on in an oven Powder coating chosen for its durability and environmental friendly characteristics All silk screening is pr...

Страница 14: ...SC M4mkII Mixer is especially designed for easy interfacing with all popular Betacam type cameras The M4MKII is equipped with a 10 pin Hirose tm connector on the left hand side panel This all inclusiv...

Страница 15: ...ze RF interference through the use of output transformers and other RF filtering It is important to note that transmitter placement greatly affects transmit range and clarity For best results transmit...

Страница 16: ...l to Noise 128 5dB EIN 150 Ohms Distortion 00 08 THD Low Cut Filter 100Hz 140Hz 12dB Octave Mic Power DYN 48 PH Oscillator 440Hz Limiter 1mS Attack 100 mS Release 2 7 1 Ratio Warranty 1 Year Limited C...

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