Infinity IRS Reference Standard 4.5

Brand: Infinity

The Infinity IRS Reference Standard 4.5 is a tuning fork used by technicians and engineers in the audio industry to accurately measure and adjust gear for precise frequency response. This specific reference standard has a frequency of 4.5 kHz, which is commonly used to assess the high-frequency response of audio equipment. The Infinity IRS series is known for its excellent reliability and consistency, making it a favorite among industry professionals. Accurate frequency response is crucial in ensuring that audio equipment delivers clear, detailed, and lifelike sound. The Infinity IRS Reference Standard 4.5 is a trusted tool in achieving this goal.

• Type: 3 way, 10 driver loudspeaker system
• Frequency Response: 24Hz to 32kHz
• Sensitivity:
• Crossover frequency: 150, 5000Hz
• Impedance: 4Ω
• Power handling:
• Recommended Amplifier: 100W (minimum)
• Dimensions: 1606 x 662.5 x 362.5 mm
• Weight: 53 kg
• Year: 1978
• Price: USD $4500 (1978)