Voltage/Current Calibrator - CC421
REED CALIBRATOR, VOLTAGE/CURRENT, DUAL RANGE
- Source and measure voltage and current
- Current calibrator drives loads up to 500Ω
- Measures from 30 to 130 dB with 0.1dB resolution
- Measures Lp, Leq, LE, Lmax, Lmin
- A, C and Flat frequency weightings
- Fast and Slow time weighting
- 4-digit LCD with bargraph indication and large dot matrix display with backlighting
- Maximum memory of 10,000 records of Lp data
- Real time clock with calendar
- RS-232 serial interface
- Analog AC and DC outputs
- Includes adjustment screwdriver, wind shield ball, PC software diskette, RS232 connecting cable, 9-pin to 25-pin gender changer, 3.5" plug, 4 AA batteries, AC/DC adapter, instruction manual and carrying case
Specifications:
- Measurement Range: 30 dB to 130 dB
- Resolution: 0.1 dB
- Accuracy: ±1.5 dB (ref 94 dB @1kHz)
- Frequency Range: 25 Hz to 10 kHz
- Frequency Weighting: A,C and Flat
- Time Weighting: Fast and Slow 1/1-1/3 Octave Range: 5 ranges in 10 dB step, 20-90dB, 30-100 dB, 40-110dB, 50-120dB, 60-130dB
- Band Filter Freq.: 1/1 Octave: 9 bands, 31.5Hz,63Hz, 125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz; 1/3 Octave: 27 bands, 25Hz, 31.5Hz, 40Hz, 50Hz, 63Hz, 80Hz, 100Hz, 125Hz, 160Hz, 200Hz, 250Hz, 315Hz, 400Hz, 500Hz, 630Hz, 800Hz, 1kHz, 1.25kHz, 1.6kHz, 2kHz, 2.5kHz, 3.15kHz, 4kHz, 5kHz, 6.3kHz, 8kHz 10kHz
- Microphone: 1/2" Electret condenser microphone
- Display: 160 x 160 dot matrix display w/ backlight, 4-digit LCD, updated every 0.5s.; quasianalog bar indicator 4 dB steps, 100dB display range, updated every 10ms
- Memory Capacity: Manual: 1024 data sets; Auto: Sound level; 10,000 data sets, 1/1-octave; 6140 data sets, 1/3-octave: 3070 data sets
- Analog Output: 2VACrms ( f.s.), 10mVDC/dB
- Power Supply: Four 1.5V LR14/C-size alkaline batteries, 6V, 1A external DC power supply
- Battery Life: About 2 hours
- Dimensions: 345(H) x 100(W) x 60(D)mm
- Weight: Approx. 950g