Adjustable Capacitor Decade Box

The ATCDB12 is a precision adjustable capacitor decade box designed for applications that require accurate, wide-range capacitance selection.
It provides a broad tuning range from 1 pF to 100 µF with a fine resolution of 1 pF, making it ideal for analog circuit development, filter tuning, compensation networks, and laboratory experimentation.

Main Features

• Wide adjustable capacitance range: 1 pF to 100 µF
• Fine resolution: 1 pF
• Accuracy: typically ±5% within the 15 ℃ to 35 ℃ temperature range
• Low residual capacitance: approximately 47 pF
• High-quality metal enclosure for durability and reduced electromagnetic interference
• Compact and portable: approximately 76 mm × 168 mm × 43 mm, lightweight design
• Easy and intuitive knob-dial operation for fast value selection
• Lead-free construction and fully RoHS compliant

Typical Applications

• Filter and amplifier tuning in analog circuits
• Compensation network adjustment and optimization
• Prototyping and debugging RF and analog systems
• Educational laboratory environments requiring variable capacitance
• Portable field-use for rapid RC network configuration

For detailed specifications, electrical characteristics, internal structure and usage instructions, please refer to the


DATASHEET

.