Weins Bridge (Frequency Measurement)

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Product Details:

Display Analog Meters for indication
Power Works with external AC power or battery (type may vary)
Usage For precise frequency measurement and laboratory use
Voltage 230V AC, 50Hz
Product Type Frequency Measurement Trainer/Weins Bridge Apparatus
Material Mild steel, powder coated cabinet
Design Table-top design with front panel controls
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Weins Bridge (Frequency Measurement) Price And Quantity

Minimum Order Quantity 1 Unit

Panel Layout Printed circuit layout with clear schematic display
Operating Temperature 0°C to 50°C
Output Terminals Banana terminals for external connections
Educational Use Ideal for technical institutes and engineering laboratories
Frequency Range 20 Hz to 2 kHz (audio frequency range)
Balance Indication LED indicator or audible detector provided
Variable Components Precision resistors and capacitors for bridge arms
Accessories Included Manual, test leads, power cord

Weins Bridge (Frequency Measurement) Product Specifications

Detector Headphone or null detector (audio frequency type)
Usage For precise frequency measurement and laboratory use
Accuracy High accuracy for frequency measurement, typically 1% or better
Display Analog Meters for indication
Design Table-top design with front panel controls
Power Source AC main supply or built-in battery compartment
Voltage 230V AC, 50Hz
Product Type Frequency Measurement Trainer/Weins Bridge Apparatus
Power Works with external AC power or battery (type may vary)
Weight Approximately 2.3 kg
Material Mild steel, powder coated cabinet
Dimension (L*W*H) Approx. 260 mm x 180 mm x 100 mm

Panel Layout Printed circuit layout with clear schematic display
Operating Temperature 0°C to 50°C
Output Terminals Banana terminals for external connections
Educational Use Ideal for technical institutes and engineering laboratories
Frequency Range 20 Hz to 2 kHz (audio frequency range)
Balance Indication LED indicator or audible detector provided
Variable Components Precision resistors and capacitors for bridge arms
Accessories Included Manual, test leads, power cord

Weins Bridge (Frequency Measurement) Trade Information

Supply Ability 5 Unit Per Week
Delivery Time 4-5 Days
Main Export Market(s) Australia, South America, Eastern Europe, Western Europe, Middle East, Central America, Asia, North America, Africa
Main Domestic Market All India

Product Description

Wein`s Bridge (Frequency Measurement)

This bridge has been designed to calculate the unknown value of frequency of Bridge Oscillator.

AC Source:The Bridge consist of sine wave signal of 1KHZ. Two sockets are provided for the output of AC signals.

Detector:For detecting small AC signals in the output, Null Detector is in-built with digital display

Circuit Diagram:The circuit layout on the board is quite spread out to facilitate convenient working & clear understanding. 4mm socket are provided for making connection.

C1, C2 :Decade dial of 0.1mfd.

R3 :Ratio Dial of 1, 10, 100 & 1000

R4 :Ratio Dial of 2, 20, 200 & 2000

R1 R2 :Are mechanically coupled x10, x100, x1000 ohms.

Precision Instrument for Audio Frequency Measurement

This Weins Bridge is engineered for the measurement of frequencies within the 20 Hz 2 kHz range, crucial for many audio and laboratory applications. Its high level of accuracy, achieved through precision components and fine-tuned bridge arms, ensures that frequency assessments are both reliable and repeatable.

User-Friendly Design and Accessibility

The panel layout features a printed circuit with a clear schematic, complemented by intuitive front controls. Output terminals use banana connectors, and the device offers both LED indicators and audible null detection, making it accessible for both novices and seasoned users in educational settings.

Fully Equipped for Educational Laboratories

Packaged with a manual, test leads, and power cord, this unit is especially suitable for students and faculty in technical institutes. Its dependability and straightforward operation support practical learning, making complex measurement processes straightforward and approachable.

FAQs of Weins Bridge (Frequency Measurement):

Q: How does the Weins Bridge measure frequency?

A: The Weins Bridge measures frequency by balancing a bridge circuit composed of precision resistors and capacitors. When the bridge achieves balance, indicated by an LED or an audible detector, the users component settings correspond to the frequency being measured, providing accurate results within the 20 Hz to 2 kHz range.

Q: What are the benefits of using this Weins Bridge in a laboratory setting?

A: This Weins Bridge offers high-accuracy frequency measurement (1% or better) and is specifically tailored for audio frequency applications. Its clear layout, durable build, and user-friendly interface make it especially effective for technical institutes, enhancing both learning and experimental accuracy.

Q: When should I use the audible detector feature?

A: The audible detector should be used when precise visual balance is challenging, such as in noisy environments or when working with subtle null points. This feature aids the user in identifying the exact balance point through sound, improving usability during experiments.

Q: Where can external connections be made on this device?

A: External connections are facilitated by banana terminals provided on the bridges front panel. These terminals allow easy attachment of test leads and integration with other laboratory instruments or devices.

Q: What accessories are included with the Weins Bridge?

A: The Weins Bridge comes complete with a user manual for instructions, a set of test leads for connection, and a power cord. These accessories support immediate setup and operation upon delivery.

Q: How is accurate balance indicated on this frequency measurement bridge?

A: Accurate balance is indicated either by an LED visual indicator or by an audio output from a headphone/null detector, depending on the users preference and environmental conditions.

Q: What power sources can be used to operate this instrument?

A: The Weins Bridge operates with an external 230V AC, 50Hz mains supply, or can be powered by an internal battery. This dual power option ensures flexibility and portability for various laboratory settings.

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