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SMD IM-SG+ Measuring Device
SKU:  SMD0126
EAN:  4251950328973

IM-SG+

SKU:  SMD0126
EAN:  4251950328973

Technical Highlights

  • Audio frequency sine wave generator, impedance measurement function, 20 LEDs.
  • Powerful microprocessor, FR4 circuit board, constant current source.
  • LED lights maintain brightness regardless of battery voltage.
  • More technical details
€549,00
€549,00 €549,00
5% discount with credit card
inkl. VAT , possibly plus shipping
Only a few left in stock (2 pieces available)
In stock
Jun 5, - Jun 6,
x piece
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The SMD IM-SG+ is a handheld impedance tester with Off, Range, and On buttons, a frequency dial, display screen, and built-in audio frequency sine wave generator.
€549,00
€549,00 €549,00

IM-SG+ by SMD

IM-SG+ from SMD is a Measuring Device with four analog blocks: adjustable audio frequency sine wave generator, pink noise generator, analog audio amplifier, and precise symmetrical instrument amplifier for measuring voltage and current. A digital microprocessor supports the measurement of impedance, signal generation, and system tuning. The design includes a mil spec FR4 circuit board and a regulated power supply. 20 bright surface-mounted LEDs operate with constant LED current and constant brightness regardless of battery voltage. A wide operating voltage range is provided.

Features
  • Measuring Device
  • Adjustable audio frequency sine wave generator
  • Pink noise generator
  • Analog audio amplifier
  • Precise symmetrical instrument amplifier for measuring voltage and current
  • Digital microprocessor
  • Measurement of the impedance of speaker drivers, loaded speaker enclosures, passive crossover networks, audio signal cables, speaker cables, and multi-speaker systems across the entire audio frequency range
  • Standalone signal generator for sine and pink noise
Technical Specifications
  • Mil spec FR4 circuit board
  • Regulated power supply
  • Constant LED current and constant brightness regardless of battery voltage
  • 20 bright surface-mounted LEDs
  • Wide operating voltage range

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Frequently Asked Questions about IM-SG+

What functions does the audio frequency sine wave generator of the IM-SG+ offer?

The audio frequency sine wave generator of the IM-SG+ produces precise sine waves, which are crucial for signal analysis and system tuning. It is suitable for measuring impedance in speaker drivers, speaker enclosures, and cables across the entire audio frequency range. The generator processes these signals with high accuracy through its analog and digital design, supported by a powerful microprocessor. Thanks to its flexibility and precision, it is an indispensable tool for audio technicians and engineers who require accurate and reliable measurements. It is backed by a robust mil spec FR4 circuit board that ensures durability and stability.

How is pink noise generated in the IM-SG+?

Pink noise in the IM-SG+ is generated by a special generator that provides broadband audio frequency signals. These signals are ideal for system tuning as they have a balanced frequency spectrum. The use of pink noise is particularly suitable for testing audio systems and speakers to identify and correct tonal imbalances. The device's built-in symmetrical instrument amplifier ensures the most accurate and interference-free output of pink noise through its precise amplification and control capabilities.

What role does the analog audio amplifier play in the IM-SG+?

The analog audio amplifier in the IM-SG+ is essential for amplifying weak signal signatures. It allows for the detection of even subtle sound changes when the system is tested for audio accuracy. With a sophisticated amplification architecture, supported by the 20 bright surface-mounted LEDs that indicate the active gain stage, it provides a consistent and low-distortion output. This accuracy in signal amplification is supported by the power supply regulation, which delivers consistent performance regardless of battery voltage fluctuations.

What technical features characterize the instrument amplifier of the IM-SG+?

The instrument amplifier of the IM-SG+ provides precise measurements of voltage and current through its symmetrical architecture. This feature is crucial for accurate impedance measurement in audio cables and systems. Its performance in processing and amplifying small signals makes it extremely versatile, especially under demanding measurement conditions. The mil spec FR4 circuit board also ensures high reliability and stability, highlighting the functionality of the amplifier. In conjunction with the regulated power supply, the amplification remains consistent and precise.

How does the microprocessor support the functions of the IM-SG+?

The microprocessor integrated into the IM-SG+ enables intelligent control and coordination of the measurement and generation functions. It monitors and regulates the analog components, ensuring that signals are processed and generated with extremely high precision. This is particularly important for impedance measurement and signal generation, as fine calibrations are necessary to obtain accurate measurements. The processor works seamlessly with the rest of the electronics, maximizing the efficiency and performance of the device.

What advantages does the mil spec FR4 circuit board offer in the design of the IM-SG+?

The mil spec FR4 circuit board in the IM-SG+ is crucial for the durability and precision of the device. These high-quality circuit board materials are known for their excellent thermal stability and electrical insulation, ensuring consistent performance under variable conditions. Reliability is especially important for field applications or in harsh environments. By combining with the regulated power supply, it supports smooth operation even with fluctuating input voltages, which is a significant advantage in vehicles with modified electrical systems.

What applications does the IM-SG+ offer for speaker measurements?

The IM-SG+ is ideal for measuring the impedance of speaker drivers, optionally loaded speaker enclosures, and passive crossover networks. However, its precise measurement capability extends far beyond these applications and is also suitable for complex analyses of audio signal cables and multi-speaker systems. Its use as a signal generator allows for the output of sine waves and pink noise with the highest precision to identify sound distortions and optimize system matching. Thus, the IM-SG+ is an indispensable tool for any audio technician interested in detailed speaker audits.

What is the operating voltage of the IM-SG+?

The IM-SG+ has a wide operating voltage range, making it ideal for use in vehicles with modified electrical systems. This flexibility ensures that the device operates reliably even under fluctuating or non-standard voltage conditions. The regulated power supply also ensures that the performance parameters remain stable, which is particularly important for the precise measurement and generation of audio frequencies. Thanks to these features, the IM-SG+ can also be used in many other challenging electronic environments.

What special features does the LED lighting of the IM-SG+ have?

The IM-SG+ uses 20 bright surface-mounted LEDs that provide even illumination of the control panel. They maintain their brightness consistently, regardless of the battery voltage, offering clear visual feedback during operation. These LEDs not only guide the user but also indicate the operating modes, thereby enhancing operational safety and user-friendliness. This ensures that even in dark or bright working environments, operating the IM-SG+ is straightforward, significantly improving the device's functionality.

How is the compatibility of the IM-SG+ when installed in a car?

The IM-SG+ has been designed for maximum integration capability in various vehicle environments. Its compact size makes it ideal for installation in cars, even in spaces where room is limited. It is specifically suitable for use in vehicles with modified electrical systems, as the wide operating voltage range ensures reliable performance under a variety of conditions. It is important to pay attention to the exact placement to ensure optimal functionality and to ensure that the connections are made correctly to fully utilize the device's power.

Manufacturer information / responsible person

Cool Network
Kishan Loilargosain
Koninginnestraat 77
2515 Hospital The Hague
Netherlands

Contact: info@coolnetwerk.nl

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