Precision Real Time Audio Spectrum Analyzer & Sound Pressure Level (SPL) Meter
IE30A   Return to Pace Systems Used Equipment List

Compact, portable, battery operated, precise, accurate are all terms that describe the IE-30A Audio Spectrum Analyzer. Whether in the auditorium, boardroom, recording studio, sound stage, classroom, or laboratory, in the steel mill or factory, the IE-30A provides accuracy and versatility in a rugged package that fits easily in your hand. The IE-30A is two instruments in one; a real time audio spectrum analyzer and Type One sound pressure level (SPL) meter.

Applications

• Sound System Measurement and Equalization
• Noise Surveys
• OSHA Compliance Testing

Features - Real Time Analyzer

• 30 - 1/3 Octave ISO bands from 25Hz to 20kHz
• Highly selective three pole pair filters (18 dB/octave)
• Relative filter flatness +/- 0.5 dB
• 1/3 octave display can be "weighted" A, C or Flat
• One-octave operation provided from 25 Hz to 20 kHz in ten ISO bands
• 16 X 30 LED display matrix, easily viewed in low light conditions
• RTA display range of up to 45 dB

Features - Sound Pressure Level Meter

• Meets requirements of: ANSI S1.4-1971; Type S1A, S1C; BS 4197-1967; DIN 45633 B1.1, B1.2 (impulse); IEC 651-1979
• Instrument Range: 3dBA to 149 dBA SPL ref. 20 micro N/M2 (26 dBA to 149 dBA with supplied microphone
• Response modes: Fast, Slow, Impulse, and Peak.
• Filter weights: A, C, or Flat
• Four digit readout with 0.1dB resolution.
• Flat filter bandwidth: 7 Hz - 35 kHz.
• Strip chart recorder output.
• 20 dB crest factor for full scale reading.
• Over and underrange indicators

Included Accessories

• Precision 1/2 inch Air Condenser microphone (choice of free field or random).
• IE-2P Preamplifer for microphone.
• "Fast Charge" nickel cadmium batteries (internal).
• CH30 Power supply/charger
• Carrying case for IE-30. Also has room for IE-20B
• 1036A Oscilloscope type probe for electrical measurements

Optional Accessories

• IE-20B - companion battery operated pink and white noise generator.
  
• MC-25, MC-50, MC-75, MC-100, MC-150, MC-200 Microphone extension cables.
• 81AD Six-pin XLR to Three-pin adaptor (for use with std. entertainment microphone)
• 82AD Six-pin XLR to BNC adaptor
• 83AD Six-pin XLR to RCA phono jack
• 84AD Standard microphone cable adaptor set for remoting Ivie microphone
• 1100 Microphone calibrator, meets OSHA calibration requirments. Includes ADP-2
• ADP-1 One inch microphone adaptor for use with 1100 calibrator
• ADP-2 One-half inch microphone adaptor for use with 1100 calibrator
• ADP-4 One-quarter inch microphone adaptor for use with 1100 calibrator
• 1133 One-half inch, free field, air condenser microphone
• 1134 One-half inch, pressure/random response air condenser microphone

Additional Detailed Information on IE-30A