Lab Standard Microphone System PANRSA-26-P-0000-033738
Summary
AI-generated · Mar 10, 2026Procure a Lab Standard Microphone System (brand-name or equivalent) to replace damaged acoustics-lab standards and prevent disruption of laboratory operations. Three identical microphones are required for reciprocity calibration, so the system must provide three of the same model used for calibration accuracy; the microphones are tied to accredited lab parameters.
The package should include a 4180 PTO 1/2" calibration condenser microphone, its associated ET-2014-W-002 "Primary DPLA Microphone Calibration" for 4180 (1/3 octave, 10 Hz to 25 kHz); a 4160 PTO 1" laboratory standard pressure microphone with 200 V polarization, its ET-2014-W-001 "Primary DPLA Microphone Calibration" for 4160 (1/3 octave, 2 Hz to 10 kHz); calibration results per IEC 61094-2:2009/AMD1:2022; a coaxial single-screen cable AO-0087-D-012 (BNC to BNC, 1.2 m, rated to 85C); and shipping (two shipments).
The U.S. Army Contracting Command-Redstone, Operations, Services, & Training Division, plans to obtain information to serve as market research to help identify potential sources that can provide a brand name purchase of one (1) Lab Standard Microphone System model or equivalent that will be a suitable replacement for the 4180/4160 Microphones are the main standard for the Acoustics Lab. Three standards have been lost due to damage. Reciprocity calibration requires three microphones of the same model to function appropriately. APSL needs to replace these standards to prevent a potential shutdown of the acoustics laboratory. All accredited parameters within the acoustics lab are tied to these laboratory grade Microphones. The Lab Standard Microphone System shall include the following specifications or equivalent (if not brand name): 4180 PTO 1/2" Calibration Condenser Microphone, laboratory standard. Qty: 1 ET-2014-W-002- Primary DPLA Microphone Calibration 1/3 octave frequencies 10Hz to 25 kHz for type 4180 Qty: 1 4160 PTO 1" Laboratory Standard Pressure Microphone, 200V Polarization. Qty: 1 ET-2014-W-001-Primary DPLA Microphone Calibration 1/3 octave frequencies 2Hz to 10kHz for type 4160. Results calculated according to IEC 61094-2:2009/AMD1:2022 Qty:1 AO-0087-D-012- Cable, coax single screen, BNC (M) to BNC (M), 1,2m (4.0ft), max.+85C (185F) Qty:1 Shipping Qty: 2 This RFI will utilize NAICS Code 334310.
From Special Notice posted on Mar 09, 2026The U.S. Army Contracting Command-Redstone, Operations, Services, & Training Division, plans to obtain information to serve as market research to help identify potential sources that can provide a brand name purchase of one (1) Lab Standard Microphone System model or equivalent that will be a suitable replacement for the 4180/4160 Microphones are the main standard for the Acoustics Lab. Three standards have been lost due to damage. Reciprocity calibration requires three microphones of the same model to function appropriately. APSL needs to replace these standards to prevent a potential shutdown of the acoustics laboratory. All accredited parameters within the acoustics lab are tied to these laboratory grade Microphones. The Lab Standard Microphone System shall include the following specifications or equivalent (if not brand name): 4180 PTO 1/2" Calibration Condenser Microphone, laboratory standard. Qty: 1 ET-2014-W-002- Primary DPLA Microphone Calibration 1/3 octave frequencies 10Hz to 25 kHz for type 4180 Qty: 1 4160 PTO 1" Laboratory Standard Pressure Microphone, 200V Polarization. Qty: 1 ET-2014-W-001-Primary DPLA Microphone Calibration 1/3 octave frequencies 2Hz to 10kHz for type 4160. Results calculated according to IEC 61094-2:2009/AMD1:2022 Qty:1 AO-0087-D-012- Cable, coax single screen, BNC (M) to BNC (M), 1,2m (4.0ft), max.+85C (185F) Qty:1 Shipping Qty: 2 This RFI will utilize NAICS Code 334310.
From Special Notice posted on Mar 26, 2026Notice history
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Special Notice Posted Mar 09, 2026
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Special Notice LATEST Posted Mar 26, 2026View changes (1)
- Response Deadline: Mar 18, 2026 → Apr 02, 2026
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USA