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The Pico TA262 is a precision 10 dB fixed RF attenuator designed for 50 Ω test and measurement systems. Operating from DC to 10 GHz with a 2 W power rating, it features SMA male-to-female connectivity for convenient inline integration. Its controlled VSWR and attenuation accuracy make it suitable for RF, microwave, VNA, signal-conditioning and laboratory measurement applications..
The Pico TA262 10 dB 10 GHz 50 Ω SMA attenuator is a fixed RF attenuation accessory designed to reduce signal amplitude by a defined 10 dB while maintaining predictable performance across a wide frequency range.
It is intended for 50 Ω RF and microwave systems and operates from DC to 10 GHz, making it suitable for broadband measurement environments. The SMA male-to-female configuration allows the attenuator to be installed directly between compatible RF instruments, cables, adapters and devices under test.
The TA262 belongs to Pico Technology’s family of fixed 10 GHz attenuators, which also includes 3 dB, 6 dB and 20 dB versions. The TA262 provides the 10 dB attenuation option for applications requiring controlled reduction of RF signal level.
The TA262 maintains specified attenuation accuracy across its operating range:
Its frequency-dependent VSWR specification helps maintain predictable RF performance:
These specifications make the TA262 suitable for engineers who require a defined attenuation level across broadband RF measurement setups.
The Pico TA262 can be used in:
The TA262 is designed specifically for 50 Ω systems, the standard impedance used by many RF and microwave instruments, VNAs, signal generators, RF test cables and laboratory accessories.
Using the correct impedance throughout an RF measurement chain helps maintain consistent test conditions and reduces measurement uncertainty caused by impedance discontinuities.
The SMA male-to-SMA female configuration allows the TA262 to be inserted directly into compatible RF signal paths without requiring a separate gender-changing adapter in many common test setups.
This makes it useful where a compact fixed attenuator is needed between:
The TA262 provides a fixed nominal attenuation of 10 dB, allowing engineers to reduce RF signal amplitude by a known amount during measurement, validation and laboratory testing.
Its broadband operating range from DC to 10 GHz supports a wide variety of RF and microwave measurements without requiring separate attenuators for lower and higher frequency ranges.
The attenuator is designed for 50 Ω RF systems, making it suitable for integration with commonly used laboratory RF instruments, cables and test accessories.
The TA262 has a rated power handling capability of 2 W, providing a defined operating limit for RF test and measurement applications.
The applied RF power should remain within the manufacturer’s specified rating.
The specified VSWR increases gradually with frequency:
This frequency-specific specification provides engineers with more useful information than a single typical VSWR value.
The TA262 provides specified attenuation deviation across three frequency bands:
This allows users to account for expected attenuation variation when planning RF measurements.
The SMA male-to-female connector arrangement enables simple inline installation in compatible RF measurement chains and helps reduce the need for additional adapters.
Unlike a variable attenuator, the TA262 provides a predefined 10 dB attenuation level, making it suitable for repeatable test configurations where the same signal reduction is required consistently.
The Pico Technology TA262 is RoHS compliant, meeting applicable restrictions on hazardous substances for electronic products and accessories.
Pico Technology offers the same fixed-attenuator family in multiple attenuation values:
| Specification | Details |
|---|
| Manufacturer | Pico Technology |
| Model / Part Number | TA262 |
| Product Type | Fixed RF Attenuator |
| Nominal Attenuation | 10 dB |
| Frequency Range | DC to 10 GHz |
| System Impedance | 50 Ω |
| Power Rating | 2 W |
| Connector Type | SMA Male to SMA Female |
| Attenuation Deviation, DC to 2 GHz | ±0.2 dB |
| Attenuation Deviation, 2 to 5 GHz | ±0.3 dB |
| Attenuation Deviation, 5 to 10 GHz | ±0.5 dB |
| VSWR, DC to 2 GHz | ≤ 1.1 |
| VSWR, 2 to 5 GHz | ≤ 1.25 |
| VSWR, 5 to 10 GHz | ≤ 1.35 |
| Compliance | RoHS compliant |
| Connection Configuration | Inline SMA male-female |
| Primary Applications | RF testing, microwave measurements, VNA setups, signal-level control and laboratory test systems |