Catalog
GRAS 12AG 8-Channel Power Module with gain and filters
The GRAS Power Module 12AG is an 8-channel power supply for preamplifiers used with condenser microphones. It is for use in multichannel acoustic measurements in both laboratory and field...
GRAS 12AK 1-Channel Power Module with gain and filters
The GRAS 12AK is a single-channel power module with a 7-pin LEMO 1B connector for power and polarization of an externally polarized microphone set. It features instantaneous and latched overload indication, adjustable gain settings, A-weighting, and Lin and HP filters. These features make the 12AK t..
GRAS 12AL 1-Channel CCP Power Module with A-weighting filter
The GRAS 12AL CCP (Constant Current Power) Supply is a low-noise single-channel power supply for CCP transducers and preamplifiers...
GRAS 12AN 4-Channel Power Module
The GRAS 12AN 4-Channel Power Module is a four-channel power module with 7-pin LEMO 1 B connectors for externally polarized measurement microphone sets. The inputs are AC-coupled directly to the outputs for a flat frequency response down to 0.05 Hz. It provides the basic features for powering conden..
GRAS 12AQ 2-Channel Universal Power Module with signal conditioning and PC interface
The GRAS 12AQ Power Module is a dual-channel power supply for preamplifiers (CCP as well as traditional) used with measurement condenser microphones...
GRAS 12AR 2-Channel Power Module
The GRAS 12AR Power Module is a dual-channel power supply for preamplifiers used with condenser microphones. It is for general use in acoustic measurements; both in the laboratory and in the field...
GRAS 12AU 1-Channel Universal Power Module with signal conditioning and power amplifier
The GRAS 12AU is a supply and conditioning amplifier for simultaneously powering a preamplifier for a condenser microphone and an amplifier for a loudspeaker. It is ideally suited for automated production line testing of micro speakers and mobile devices with built-in speaker...
GRAS 12AX 4-Channel CCP Power Module with Gain
The GRAS 12AX CCP (Constant Current Power) Supply is a low-noise 4-channel power supply for CCP microphone sets...
GRAS 12BA, 12BE and 12BB CCP Power Modules with TEDS Support
12BA, 12BE and 12BB are 1-, 2- and 4-channel CCP power modules, respectively. They have SysCheck2™ and TEDS support and are powered by USB...
GRAS 12BC, 12BF and 12BD LEMO Power Modules with TEDS Support
GRAS 12BC, 12BF and 12BD are 1-, 2- and 4-channel LEMO power modules, respectively. They have TEDS support and can be powered by USB or AC mains...
GRAS 12HF 1-Channel Power Module for Low-noise Systems
The GRAS Power Module 12HF is a power supply for single-channel, low-noise measurements using the matched, low-noise preamplifiers and high-sensitive microphones of a GRAS low-noise measuring system 40HF, 40HH or 40HT...
GRAS 12HM 10-Channel Power Module for Lownoise Systems
The GRAS Power Module 12HM is a 10-channel power supply for multi-channel lownoise measurements using the matched, low-noise preamplifiers and high-sensitive microphones of a GRAS 40HF, 40HH or 40HT Lownoise Measuring System...
