Acoustic Calibrators 

  • Calibration sound pressure level : 114.0 dB and 94.0 dB ± 0.3 dB SPL re: 20μPa (114.0 dB is the principal sound pressure level)

  • Equivalent free-field level : -0.12 dB for 1/2” microphones

  • Frequency : 1 kHz ± 1%

  • Harmonic distortion < 2 %

  • Stability after pressing On ± 0.1 dB after 2 seconds

  • Minimum stabilizing time : 10 seconds after coupling microphone and calibrator

  • Reference conditions : 101.3 kPa, 23 ºC and 50 % RH.

Model: CAL 150
Product Specification Sheet
  • Calibration sound pressure level : 114.0 dB and 94.0 dB ± 0.2 dB SPL re: 20μPa (114.0 dB is the principal sound pressure level)

  • Equivalent free-field level : -0.12 dB for 1/2” microphones

  • Frequency : 1 kHz ± 1%

  • Harmonic distortion < 2 %

  • Stability after pressing On ± 0.1 dB after 2 seconds

  • Minimum stabilizing time : 10 seconds after coupling microphone and calibrator

  • Reference conditions : 101.3 kPa, 23 ºC and 50 % RH.

Model: CAL 200
Product Specification Sheet
  • Calibration sound pressure level (Initial) 114.0 dB ± 0.1 dB re: 20 μPa

  • (After 1 year) ± 0.2 dB re: 20 μPa

  • Equivalent free-field level : 0.0 dB for 1/2” microphones

  • Frequency : 251.2 Hz ± 2 Hz

  • Harmonic distortion : < 2 %

  • Stability after pressing On ± 0.1 dB after 2 seconds

  • Minimum stabilizing time : 10 seconds after coupling microphone and calibrator

  • Reference conditions : 101.3 kPa, 23 ºC and 50 % RH.

Model: CAL 250
Product Specification Sheet
  • Verify audiometers quickly and accurately using ANSI S3.6-2004 Specification for Audiometers.

  • Test virtually every type of transducer such as supra-aural, extended range circumaural, bone vibrator, hearing aid, insert earphone, and speaker.

  • Automatically correct the RETSPLs for microphone, coupler, and all other response adjustments using AUDit™ software.

  • Perform level and frequency adjustments during audiometer tests.

  • Qualify audiometric booth ambient noise with real time 1/3 octave analysis and fast pass/fail results (MPANL).

  • Store and recall tests in databases; query databases by audiometer, technician, date, etc.

Model: Audiometer Calibration
Product Specification Sheet
Acoustic Couplers
  • Description : NBS 9A (6 cc) Coupler

  • Standards Compliance : IEC 60318-3:1998 ANSI S3.7-1995

  • CE Compliant : No

  • ANSI S3.6 Test Configuration : No

  • Weight : 5.5 lb (2.5 kg)

  • Height : 2.5 in. (65 mm) without mass and retainer

  • Diameter : 3.2 in. (82 mm)

  • Effective Volume : 6 cc

  • Microphone : 1 in. 377A15 or LD 2575 (not included)

  • Included Accessories : Vibration isolation pillow

  • Optional Accessories : 377A15 microphone, 2575 microphone, CAL250 Calibrator, AMC493B,  Artificial Mastoid

  • Additional Features : No

  • Applications : No

Model: AEC100
Product Specification Sheet
  • Description :Ear Simulator

  • Standards Compliance : IEC 60318-1:2009 IEC 60318-2:1998 ANSI S3.7-1995 Section 5.4

  • CE Compliant : Yes

  • ANSI S3.6 Test Configuration : No

  • Weight : 3.2 lb (1.4 kg)

  • Height : 2.0 in. (50.9 mm) without mass and retainer

  • Diameter : 3.2 in. (82 mm)

  • Effective Volume : No

  • Microphone : 1/2 in. 377B13 (included)

  • Included Accessories : Vibration isolation pillow

  • Optional Accessories : AEC201-2 Type 2 adapter, plate for circumaural, earphones AMC493B, Artificial Mastoid

  • Additional Features : 377B13 is removable

  • Applications : No

Model: AEC201-A
Product Specification Sheet
  • Description : 1/2 in. 2cc Coupler

  • Standards Compliance : IEC 60318-5:2006 ANSI S3.7-1995 

  • CE Compliant : Yes

  • ANSI S3.6 Test Configuration : HA-1, HA-2

  • Weight : 2.7 oz (77.5 gr)

  • Height : 1.62 in. (4.12 cm)

  • Diameter : 0.98 in. (2.48 cm)

  • Effective Volume : 2 cc

  • Microphone : 1/2 in. 377B13 or 1/2 in. 377B11 (not included)

  • Included Accessories : 0.035 in. hex key, acoustic tubing #13 thick

  • Optional Accessories : 377B13 or 377B11 microphone

  • Additional Features : Earmold substitute for BTE hearing aids, cup for insert headphones and ITE hearing aids

  • Applications : IIC, CIC, ITC, ITE, RIC, BTE

Model: AEC202
Product Specification Sheet
  • Description : 1 in. 2cc Coupler

  • Standards Compliance :IEC 60318-5:2006 ANSI S3.7-1995

  • CE Compliant : Yes

  • ANSI S3.6 Test Configuration : HA-2

  • Weight : 1.7 oz (49.0 gr)

  • Height : 1.55 in. (3.94 cm)

  • Diameter : 0.98 in. (2.48 cm)

  • Effective Volume : 2 cc

  • Microphone : 1 in. 377A15 or LD 2575 (not included)

  • Included Accessories : acoustic tubing #13 thick

  • Optional Accessories :377A15 microphone 2575 microphone CAL250 Calibrator

  • Additional Features : Can be used with AEC100 to share 1 inch microphone

  • Applications : BTE

Model: AEC203
Product Specification Sheet
  • Description : IEC711 Ear Simulator

  • Standards Compliance : IEC 60318-4:2010

  • CE Compliant : Yes

  • ANSI S3.6 Test Configuration : No

  • Weight : 3.3 oz (94.8 gr)

  • Height : 1.5 in. (3.81 cm)

  • Diameter : 0.94 in. (2.37 cm)

  • Effective Volume : No

  • Microphone : 1/2 in. 377B13 (included)

  • Included Accessories : No

  • Optional Accessories : CAL250 Calibrator

  • Additional Features : Can be calibrated using CAL250 by removing top cone and mesh

  • Applications : ITC, ITE, RIC

Model: AEC304
Product Specification Sheet

Structural Solutions Private Limited (SSPL) is a rapidly growing organization offering high-end technology intensive testing and simulation solutions and turnkey projects. 

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