Oxmoor DCA-2 - Manual (Page 2)

Oxmoor Corporation, LLC, 309 Cahaba Valley Parkway, Birmingham, AL 35124 USA Toll Free: 1-800-262-6898
Phone: 205-982-8200 Fax: 205-982-8250 E-mail: [email protected] Internet: www.oxmoor.com
FREQUENCY RESPONSE FREQUENCY RESPONSE FREQUENCY RESPONSE FREQUENCY RESPONSE FREQUENCY RESPONSE 20 Hz to 20 kHz ............................. +0, – 0.3 dB
- 3 dB Points, Ref.1 kHz .................. 4 Hz to 60 kHz (+4 dBm Output)
HUM AND NOISE HUM AND NOISE HUM AND NOISE HUM AND NOISE HUM AND NOISE Unweighted ..................................... - 80 dB (Ref. 0 dBm Output @ Unity Gain)
DISTORTION DISTORTION DISTORTION DISTORTION DISTORTION Ref. +4 dBm Output @ Unity Gain
THD + NOISE .................................. 0.002% (20 Hz to 20 kHz BW)
SMPTE IMD ................................... 0.002% (60 Hz & 7 kHz, Mixed 4:1)
Transient Intermodulation ............... 0.004% (3.15 kHz SQ + 15 kHz Probe,
30 kHz BW)
CROSSTALK CROSSTALK CROSSTALK CROSSTALK CROSSTALK Channel to Channel ........................ - 90 dB (20 Hz to 20 kHz
Input Terminated w/600 Ohms,
Adjacent Channel Driven to 0 dBm)
AUDIO INPUT AUDIO INPUT AUDIO INPUT AUDIO INPUT AUDIO INPUT Type ............................................... Electronically Balanced (RF Suppressed)
Connector ....................................... Female XLR
Pin Out ........................................... Pin 1 Shield (Chassis), Pin 2 +, Pin 3 –
Input Impedance ............................. 80 k Ohms
Nominal Input Level ........................ +0 dBu
Maximum Input Level ...................... +20 dBu
Trim Pot Gain Range .......................
±
15 dB (Ref. 0 dBu Output)
AUDIO OUTPUT AUDIO OUTPUT AUDIO OUTPUT AUDIO OUTPUT AUDIO OUTPUT Type - DCA-2 ................................... Electronically Unbalanced, Non-Inverting
Type - DCA-2T ................................. Electronically Balanced, Non-Inverting
Connector ....................................... Male XLR
Pin Out - DCA-2 ............................... Pin 1 (Chassis), Pin 2 +, Pin 3 Shield
Pin Out - DCA-2T ............................. Pin 1 Shield (Chassis), Pin 2 +, Pin 3 –
Source Impedance .......................... 75 Ohms
Recommended Load Impedance ..... 600 Ohms or Greater
Nominal Output Level ...................... 0 dBu
Maximum Output Level
(Ref. 1 kHz @ Rated THD)
Terminated w/600 Ohms ............ +18 dBm
(All Outputs Driven Simultaneously)
Unterminated ............................... +20 dBu
DIGITAL ATTENUATOR DIGITAL ATTENUATOR DIGITAL ATTENUATOR DIGITAL ATTENUATOR DIGITAL ATTENUATOR Control Range ................................. 0 to -43.5 dB in 29 Steps
Plus a 90 dB Full Attenuation “Kill” Step
Tracking Accuracy (Ch. to Ch.) ........ Within
±
0.1 dB Throughout
Attenuator Range
Preset and Priority Range ................ 15 Steps (of 3 dB each) Plus “Kill”
CONTROL LOOP CONTROL LOOP CONTROL LOOP CONTROL LOOP CONTROL LOOP Maximum Controls Per Ch .............. 4
Maximum Ch. Per Control Loop ....... 64
Maximum Cable Length .................. 600m (2000 ft)*
Contact Requirements ..................... Single Pole Switch or Open Collector
Transistor (128 mA Capacity), Dry Closure
to Logic Ground
Wiring Scheme ................................ Daisy-Chained Connection Via
Looping Jacks
Cable and Connectors ..................... 6-Wire Modular Telephone Type
RJ-11/12
SAFETY LISTING SAFETY LISTING SAFETY LISTING SAFETY LISTING SAFETY LISTING UL & CE
MAINS POWER MAINS POWER MAINS POWER MAINS POWER MAINS POWER Power Requirements ....................... 100 to 125 VAC or 200 to 230 VAC
50/60 Hz; 8 Watts Maximum
MECHANICAL MECHANICAL MECHANICAL MECHANICAL MECHANICAL Overall Dimensions ......................... 44H x 482W x 183D mm
(1.72 H x 19 W x 7.18 D in)
Finish ............................................. Textured Black Paint
Weight ............................................ Shipping: 3.8 Kg (8.5 lb)
Net: 3.1 Kg (6.9 lb)
CONTROL CONTROL CONTROL CONTROL CONTROL Type ................................. Incremental Rotary Bi-Phase Encoder
with Quadrature-to-Pulse Conversion
Circuit
DISPLAY DISPLAY DISPLAY DISPLAY DISPLAY Light-Emitting Diodes ........ Multiplexed Display Refreshed at Line
Frequency Rate by Serial Data Burst.
One of 16 Concentric Light-Emitting
Diodes (LEDs) is Illuminated as a
Virtual Pointer.
CONTROL LOOP CONTROL LOOP CONTROL LOOP CONTROL LOOP CONTROL LOOP Max. Controls Per Ch ........ 4
Max. Ch. Per Control Loop 64
Max. Cable Length ............ 600m (2000 ft)*
Contact Requirements ....... Single Pole Switch or Open Collector
Transistor (128 mA Capacity), Dry
Closure to Logic Ground
Wiring Scheme .................. Daisy-Chained Connection Via
Looping Jacks
Cable and Connectors ....... 6-Wire Modular Telephone type
RJ-11/12
LOCKOUT LOCKOUT LOCKOUT LOCKOUT LOCKOUT Key-Switch ........................ Single-Pole Dry Closure, 25 mA
Capacity
SAFETY LISTING SAFETY LISTING SAFETY LISTING SAFETY LISTING SAFETY LISTING City Of Los Angeles
MECHANICAL MECHANICAL MECHANICAL MECHANICAL MECHANICAL Front Dimensions .............. 578 mm (2.28 in) Square
203 mm (0.8 in) Above Panel
Surface
Rear Dimensions ............... 533 mm (2.28 in) Diameter
406 mm (1.6 in) Below Front Panel
Surface
Max. Mounting Panel
Thickness ......................... 9.6 mm (0.38 in)
Min. Required Depth ......... 437 mm (1.72 in) Below Front Panel
Surface Including Connectors
Finish ............................... Matte Black Injection Molded High-
Impact Plastic Escutcheon and Knob,
Black Painted Can
Weight .............................. Shipping: 454 grams (1.0 lb)
Net: 114 grams (0.25 lb)
DCA-2/DCA-2T & RC-16 SPECIFICATIONS
RC-16 REMOTE CONTROL
DCA-2/DCA-2T DIGITAL CONTROL ATTENUATOR
* Total length based on typical modular telephone cable resistance of 12 ohms per 100m (330 ft).
Specifications subject to change without notice.
Printed 7/01