Procurement Summary
Country: Philippines
Summary: Purchase and Installation of One (1) Unit Sentiero Hearing Device (Germany).
Deadline: 02 Dec 2025
Other Information
Notice Type: Tender
TOT Ref.No.: 130857841
Document Ref. No.: 2025-11-007
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: PHP 360000.00
Purchaser's Detail
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Login to see detailsTender Details
Tender are invited for PURCHASE AND INSTALLATION OF ONE (1) UNIT SENTIERO HEARING DEVICE (GERMANY).
Procurement Mode : Public Bidding
Classification : Goods
Category : Hospital / Medical Equipment
Contract Duration : 10 Day/s
Budget for the Contract : PHP 360, 000.00
Area of Delivery : Bukidnon
Description : PURCHASE AND INSTALLATION OF ONE (1) UNIT SENTIERO HEARING DEVICE
Sentiero Screening - DPOAE Screening (Single OAE Probe) w/ MIRA Patient Data Transfer Program.
Specifications:
DPOAE: DISTORTION PRODUCT OTOACOUSTIC EMISSION
• Leak check: analysis of feedback signal (440 Hz probe tone)
• Probe check: limit of maximum sound pressure (“stimulus”), comparison across
speakers (“symmetry”), leak check (“probe fit”)
• Calibration: in-the-ear calibration with ear-canal volume adjustment
• Noise detection: narrow band noise around 2f2-f1
• Residual noise calculation: weighted averaging, summed weighting factors,
• Artifact rejection: weighted averaging
• Response detection: F-test, F-value at a single point (Fsp)
• Frequency ratio f2/f1: 1.22. Sample rate: 48 kHz (stimulus, response)
• Minimum DPOAE level criterion: L1 - 70 dB
• Measurement interval: 4096 samples
• Stimulus modes with Frequency-modulated DPOAE license: fm = 1.4-1.6 Hz, modulation
depth = 50 Hz@1 kHz, 100 Hz@4 kHz
• Multi-channel DPOAE: simultaneous measurement of DPOAEs at up to two f2
frequencie...
Documents
Tender Notice