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Warranty:

 Carl Martin Research warrants the manufacturing, material and proper operation for a period of one 

year from date of purchase.  Carl Martin will replace defective parts, make necessary repairs or replace the 

unit at the discression of our technicians.  The warranty applies only to the original purchaser of this product, 

and excludes any damage or faulty operation resulting from misuse, neglect or unauthorized service.

HandMade in Denmark 

East Sound Research    Raadmandsvej 24    8500 Grenaa    Denmark    Phone: +4586325100

E-Mail: [email protected]

Specifications

Input……..........……........ 240 KOhm

Output………………........ 150 Ohm

S/N Ratio......................... 80dB

Frequency range............. 40hZ-16kHz

Boost............................... + 15dB

Dimensions ..................... 110 (W) x 65 (D) x 50 (H) mm      

                                          4.32” (W) x 2.55” (D) x 1.96” (H)

Weight.............................. 220g / 0,49lbs

Power Requirements

Battery: The Hydra Boost requires a 9V battery.  To 

replace the battery, carefully remove the back panel by 

loosening and removing the 4 screws, install the new 

battery and then re-install the back panel.

Power consumption: max. 10 mA

Power supply: 9 V DC (regulated), 50 mA minimum, 2.1 

mm female plug, center negative (-)

ATTENTION: Please Use DC Power Supply Only! 

Failure to do so may damage the unit and void the 

warranty.

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