Pulse Level Accuracy 1 GHz, Pulse Width = 1.0 s

TEST	MODEL
RECORD	68245B/68345B

3-13 Frequency Modulation Tests (Continued)

FM Imput Sensitivity Procedure	Lower Limit	Measured Value	Upper Limit
(Locked Low-Noise FM Mode)	Lower Limit	Measured Value	Upper Limit
(Locked Low-Noise FM Mode)
Set F1 to 5.0 GHz
Record the FM deviation frequency displayed on the 69245A/69345A		_______ MHz
Calculate and record the FM accuracy	93.7%	_________ %	106.3%

3-14 Pulse Modulation Tests: Rise Time, Fall Time, Overshoot, and Level

Rise Time, Fall Time, and Overshoot	Lower Limit	Measured Value	Upper Limit
Set F1 to 5.0 GHz
Measure and record the following:		_______ ns	10 ns
Rise Time	N/A	_______ ns	10 ns
Pulse Width	–10 ns	_______ ms	+10 ns
PRI (period)	–10 ns	_______ ms	+10 ns
Overshoot	N/A	_______ %	10%
Pulse Level Accuracy (1 GHz, Pulse Width = 1.0 s)
Set F1 to 1.0 GHz
Set pulse width W1 to 1.0 ms
Record the displayed output level L1 (step 5.b)		_______ dBm
Record the displayed output level L1 (step 5.d)		_______ dBm
Calculate and record the pulse level error	–1.0 dB	_______ dB	+1.0 dB
Pulse Level Accuracy (1 GHz, Pulse Width = 5.0 s)
Set F1 to 1.0 GHz
Set pulse width W1 to 5.0 ms
Record the displayed output level L1 (step 5.b)		_______ dBm
Record the displayed output level L1 (step 5.d)		_______ dBm
Calculate and record the pulse level error	–0.5 dB	_______ dB	+0.5 dB

A-30	682XXB/683XXB MM

682XXB, 683XXB specifications

The Anritsu 683XXB and 682XXB series are advanced vector network analyzers (VNAs) renowned for their precision and versatility in characterizing RF and microwave components. Designed for engineers and technicians involved in the development, manufacturing, and testing of high-frequency devices, these analyzers offer state-of-the-art technology that ensures optimal performance in various applications.

One of the hallmark features of the Anritsu 683XXB and 682XXB is their high dynamic range, which allows for accurate measurements of small reflection and transmission coefficients, essential for assessing the performance of complex RF structures. With frequency coverage extending from DC to 70 GHz, these analyzers cater to a broad spectrum of applications, making them suitable for industries such as telecommunications, aerospace, and automotive.

The user-friendly interface of the Anritsu VNAs is complemented by a high-resolution display, which facilitates easy navigation through measurement setups and results. The analyzers feature multiple measurement modes, including S-parameter measurements, time-domain analysis, and noise figure measurements, providing engineers with comprehensive tools for device characterization.

Both the 683XXB and 682XXB implement advanced calibration techniques, including automated calibration and error correction methods, to enhance measurement accuracy. These methods significantly reduce the uncertainties associated with test setups, enabling reliable performance evaluations of components like filters, amplifiers, and antennas.

Anritsu’s proprietary technologies, such as the VectorStar and ShockLine series integration, further empower the 683XXB and 682XXB models. These technologies enable high-throughput testing and improved measurement stability, addressing the needs of modern production environments that demand rapid turnaround times without sacrificing precision.

Additionally, the analyzers come equipped with various connectivity options, including USB, LAN, and GPIB, ensuring seamless integration into automated test systems. This adaptability enhances the analyzers' utility in both laboratory settings and field operations.

In conclusion, the Anritsu 683XXB and 682XXB series vector network analyzers represent the pinnacle of RF and microwave testing technology. With their unmatched precision, comprehensive measurement capabilities, and advanced calibration techniques, these instruments are indispensable tools for professionals striving to push the boundaries of high-frequency device performance and reliability.

Anritsu 682XXB, 683XXB manual Pulse Level Accuracy 1 GHz, Pulse Width = 1.0 s

Models: 682XXB 683XXB

TEST

68245B/68345B

3-13 Frequency Modulation Tests (Continued)

Lower Limit

(Locked Low-Noise FM Mode)

Rise Time, Fall Time, and Overshoot

Lower Limit