HAMAMATSU E717-21 Tube Voltage Divider Photomultiplier

( Brand: Hamamatsu ), ( Part Type: Voltage Tube Divider )

Review HAMAMATSU Tube Voltage Divider Photomultiplier

The E717-21 Tube Hamamatsu Voltage Divider Photomultiplier is a high-performance photomultiplier tube (PMT) designed for precise photon detection across a wide range of applications.

This PMT is a voltage divider type, featuring a built-in resistor network that simplifies the voltage supply, making it easier to implement in various experimental setups. The E717-21 is particularly suitable for use in photon counting applications, thanks to its high quantum efficiency, typically around 20-30% in the ultraviolet (UV) region and 15-20% in the visible region.

The tube employs a photocathode made of bi-alkali S-20 photocathode material, which allows for efficient photoelectron emission in both the UV and visible regions. The PMT structure includes a multi-stage dynode chain, enabling the amplification of the initial photoelectron signal by a factor of up to 106. This high gain results in a low noise level, with a dark current typically below 1 nA at room temperature.

The E717-21 Tube Hamamatsu Voltage Divider Photomultiplier is designed to operate with a voltage supply of 800V to 1200V and can withstand a maximum pulse voltage of 2000V. It features a compact, cylindrical shape with dimensions of approximately 110mm in length and 65mm in diameter. The PMT also comes with a base that allows for easy connection to various high voltage power supplies.

In summary, the E717-21 Tube Hamamatsu Voltage Divider Photomultiplier is a versatile and reliable device for detecting and measuring photons across a broad spectral range. Its high quantum efficiency, low noise level, and ease of use make it an ideal choice for a wide variety of scientific research, industrial, and medical applications.

The Hamamatsu Photomultiplier Tube (PMT) E717-21 is a high-performance device commonly used in various scientific applications, particularly in photon detection. Here, we will discuss its pros and cons to help you make an informed decision.

1. High Quantum Efficiency: The E717-21 tube offers a high quantum efficiency, which means it can efficiently convert photons into electrical signals. This is crucial for applications where sensitivity and low-light detection are essential.

2. Wide Dynamic Range: The photomultiplier tube has a wide dynamic range, allowing it to handle a broad range of photon fluxes without saturating. This makes it suitable for a variety of experimental conditions.

3. Reliable and Durable: Hamamatsu PMTs are known for their reliability and durability. The E717-21 tube is no exception, offering a long lifespan and consistent performance over time.

4. Low noise: The E717-21 tube operates with a relatively low noise level, which is beneficial for applications requiring high-resolution and precise measurements.

1. High Cost: PMTs, in general, and the E717-21 tube specifically, can be quite expensive compared to other photon detection methods. The high cost may be a deterrent for some researchers with limited budgets.

2. Requires High Voltage: The E717-21 tube requires a high voltage (up to 1500V) for operation, which necessitates specialized cables, power supplies, and safety precautions.

3. Sensitive to Electromagnetic Interference: PMTs can be sensitive to electromagnetic interference (EMI), which may affect their performance. Careful shielding and grounding are necessary to minimize EMI effects.

In conclusion, the Hamamatsu Photomultiplier Tube E717-21 offers excellent performance for high-sensitivity photon detection, making it an ideal choice for a wide range of scientific applications. However, its high cost, need for high voltage, and sensitivity to EMI may be drawbacks for some users. If the benefits of high quantum efficiency, wide dynamic range, low noise, and reliability outweigh these considerations, the E717-21 tube is a recommended choice for your photon detection needs. If not, alternative methods with lower cost and simpler requirements may be more suitable for your specific application.

Details:

Nice Hamamatsu photomultiplier e717 21 voltage divider 2 voltage wires and 1 coax output wire. Sold as is not tested sent in small priority box.

part #: e717-21 prices

• $170.00-$999.97

specifications microscopepartzo:

• brand: Hamamatsu
• part type: Voltage Tube Divider

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• # Sold: 0
• Started: January 16, 2015, 3:05 pm
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• quantity: 1
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1. Very Good! Thanks. 12-29-14
2. Great Packaging! A+ Seller. Thanks! 01-16-15
3. Thanks, very pleased. 01-10-15
4. Very Fast Shipping! 01-04-15

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• zipcode: 95377
• city: Tracy, California

General:

• in stock: Yes
• condition: Used
• Business & Industrial > Healthcare, Lab & Life Science > Lab Equipment > Microscope Parts & Accessories

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