INTERACOUSTICS AC33 Clinical Audiometer Very good condition Fully tested With all the accessories: head phones, remote control, microphone, bone vibrator. FEATURES: Core Functionality Two-channel clinical audiometry Supports air conduction and bone conduction testing for accurate threshold measurement. Designed as a clinical-grade audiometer for diagnostic use. Extensive test battery Automatic threshold testing using the Hughson-Westlake method (Auto Threshold). Standard audiometric tests including: ABLB (Alternate Binaural Loudness Balance) Stenger test (pure tone or speech) Speech audiometry (voice tests with automatic scoring) SISI tests with automatic scoring Supports tone in noise and other clinical protocols . Masking & Tone Presentation Automatic masking that selects appropriate noise levels (narrow band, broadband etc.). Synchronised masking to ensure correct ear isolation during testing. Tone stimuli include continuous, pulsed, warble ( 5 %, 5 Hz), single/multiple pulses . Connectivity & Software Integration Bidirectional PC interface for remote control and data management. Compatible with clinical software such as: OtoAccess™ NOAH PrintView Enables centralised patient record storage and printing. Communication & Monitoring Integrated gooseneck microphone (talk-back). Internal speaker monitoring plus headphone monitoring available. Inputs for external microphone and playback devices (CD/cassette) . Transducer Support Compatible with a wide range of transducers including: TDH-39 headphones Bone vibrator B71 EAR-Tone 5A insert phones CIR22 insert sets Free-field systems with external amplifiers/speakers Technical & Practical Specs Type : Two independent audiometry channels (clinical grade). Frequency range & intensity : Standard clinical audiometry range up to 8 kHz for AC/BC/Free Field depending on transducers. Power : 100-120 V or 200-240 V (50/60 Hz). Weight : ~9 kg (portable bench device). Usage and Workflow Intuitive interface with easy-read display and manual controls . Offers flexibility in selecting test stimuli and transducer configurations , making it suitable for routine clinical hearing exams.