Sound Pressure (Lp) to 0.1 dB resolution
'A' and 'C' frequency weighting (toggle)
'Slow' and 'Fast' Time weighting (toggle)
Simultaneous measurement of Lp, Lmax, and Cpeak
Lmax - maximum Lp hold (rms.)
Cpeak - maximum peak level
Elapsed time (running time hrs, min, sec)
Overload and Under-range indication
Battery condition (Life approx. 12 hours)
The Castle SONUS range of pocket sized sound level meters
bring simplicity and power to the worlds of Noise at Work and
Environmental sound monitoring. From a basic sound pressure
meter to full data-logging, combined sound and dosemeter, the
range of systems covers a wide diversity of applications.
The entry level of the Castle Pocket Range of Sound Level Meters
is the SONUS B(GA116B & GA216B), a feature packed, pocket
instrument that is fully compliant with IEC 61672-1:2002. This meter
gives simultaneous sound pressure (Lp) and peak (Cpeak) measurement
for a multitude of tasks including Fire Alarm Testing
and initial spot-check assessments to the Noise at Work Regulations
1989. It has a high-specification measurement
microphone and is cased in tough, crack resistant ABS
Mobility of instrumentation is essential for effective
noise measurement. As the name indicates, the Castle
SONUS ‘Pocket Meters’ pack all the necessary features
into pocket sized proportions.
The data-logging versions have a USB connection and
are compatible with the Castle dBdataPRO software,
where data can be presented in the desired format and
copied and pasted into other applications, so you don’t
have to change the way you have always completed your
There are a number of system packages available to suit
many applications from simple tasks such as alarm monitoring,
to a fully weatherproof system for long-term environmental
monitoring, there are also dedicated packages for Noise at
Feature-Packed - Designed for Engineers, Industrial Safety Officers
and anyone with a need for competent sound measurements.
This meter can assist with compliance to
the Health and Safety at Work Act; Noise at Work
regulation 1989. The Castle GA116B is a great general
purpose sound level meter that will fit in your
pocket and be ready whenever you need it.
A Tough Case for all Weathers - The physical design and construction of the Castle
GA116B casing is extremely tough and durable, made
from a substantial thickness of ABS, crack resistant
plastic, the GA116B will stand up to almost any industrial
Simplicity and Power - Using the meter could not be simpler. The simple operating
system uses logical keys to immediately display
the information you need. The power of this little
wonder means that it can measure simultaneous ‘A’
weighted levels as well as monitoring the Peak levels.
This is a vital feature for many assessment tasks.
Future-Proof - The built in software for this meter is designed to suit
future upgrading for feature enhancements, legislative
changes or instrument upgrades. Details are mailed to
customers as soon as they become available. With the
Castle Pocket meters, you will always be in step with
the law and market requirements.