Lubell Labs VC2C Instructions Manual

INSTRUCTIONS: LUBELL LABS VC2C UNDERWATER SPEAKER
WARNING: FOR USE BY QUALIFIED OCEAN ENGINEER ONLY!
The Lubell Labs VC2C is an underwater acoustic transducer covering the frequency range of 50 Hz to 1500
Hz at a maximum sound pressure level of 174dB/uPa/m @ 115 Hz. Sales of the VC2C are limited to
marine scientists and laboratories, ocean engineers, and the military.
 Description: Axial symmetric dual-piston radiator with spring copper diaphragms and external stops
 Materials: End plate assm - 316 stainless steel; Pistons/housing - Hardcoat anodized 6061 aluminum
 Finish: Safety yellow TGIC polyester powder coat
 Frequency Range: 50 Hz to 1.5 kHz
 Resonant Frequency: 115 Hz +/- 5 Hz
 Impedance: Varies with frequency (4 ohms min @ 50 Hz; 17 ohms @ 1500 Hz)
 Maximum Output Level: 174dB/uPa/m
 Maximum Voltage/Current: 20 Vrms/2.5A (100% duty cycle)
 Q Parameters: Qtco~2.5 Qmc~5
 Directivity: Omnidirectional to 1.5 kHz
 Bulkhead Connector: Subconn MCBH3MSS (Coding: Pin 2 hot, Pin 1 return, Pin 3 ground)
 Mating Cable: Subconn MCIL3F // MCDLS-F on 50 feet (15.24m) 18/3 SOOW cable
 Minimum / Maximum Depth: 10 feet (3.05 meters) - 50 feet (15.24 meters)
 Maximum Pressure: 23 psi (WARNING: use provided hand air pump only!)
 Piston Stop Gap: 0.016 inches (Schrader valve pin depressed to equalize internal/external pressure)
 Dimensions (LWH): 9.5 IN (241.3mm) x 8.5 IN (215.9mm) x 8.5 IN (215.9mm)
 Weight: 23.25 lbs (10.55 kg)
 Includes: Lubell VC2C underwater speaker, Subconn MCIL3F/MCDLS-F on 50' SOOW cable,
Blackburn 2038415 hand pump, Accutire MS-4021B digital pressure gauge. Case optional.
 Warranty: 90 days parts & labor against manufacturing defects.