Model

 SC-20c

 Microphone

 1/2"removable 200V polarised condenser microphone(C-130)

 Measurement range

 19 to 137dB(A)

 Prak range

 Up to 140 dBC

 Functions

 Fast(LF), Slow(LS), peak(Lpk), Equivalent continuous sound level (LeqT,LeqT1',LeqT1"),SEL sound  Exposure Level(LE) and their maximums. Statistical measurements, percentiles (L10,L50,L95). Clock (indicates the duration of the measurement)

 Frequency weighting

 A and C for all functions except Lpk(C only)

 Indications

 Saturation and flat battery

 Memory 

 1999 final results or 199 minutes second-by-second recording (all parameters are stored)

 Standards

 IEC 60651: 1979(A1:1993), UNE-EN 60651: 1996(A1:1997), IEC 60804: 1985(A1:1989,A2:1993),UNE-EN 60804: 1996(A2:1997), all as Class 1, Spanish regulations governing legal  metrology (Pattern approval no. 99006)

 Mark

 CE

 Certificates

 Swiss certificate of approval(OFMET) no.S-60 as Class 1

 Background noise

 <18 dBA witout microphone

 Outputs

 - Serial (RS-232) at 9600 bauds for printer and PC connection

 - AC non-weighted output direct from the preamplifier (max. 2.7 V RMS)

 - DC output equivalent to 10mV/ dB display

 Battery

 16LF22-type 9V alkaline or lithium battery

 Dimensions

 260¡¿82¡¿19mm

 Weight

 600 gr with battery

 Accessories included

 Case, 9V battery, windscreen, cable for connection with PC, software for PC