| Digital Demodulation Measurements |
| E4448A-212 | TD-SCDMA modulation analysis measurement personality, fixed perpetual license |
| E4448A-213 | HSPA/8PSK FOR TD-SCDMA modulation analysis measurement personality, fixed perpetual license |
| E4448A-217 | WLAN 测量专用软件，固定许可证 |
| E4448A-BAF | W-CDMA 测量专用软件，固定许可证 |
| E4448A-202 | GSM/EDGE 测量专用软件，固定许可证 |
| E4448A-B78 | cdma2000® 测量专用软件，固定许可证 |
| E4448A-204 | 1xEV-DO 测量专用软件，固定许可证 |
| E4448A-BAC | cdmaOne 测量专用软件，固定许可证 |
| E4448A-BAE | NADC/PDC 测量专用软件，固定许可证 |
| E4448A-210 | HSDPA/HSUPA measurement personality, fixed perpetual license |
| E4448A-214 | 1XEV-DV measurement personality, fixed perpetual license |
| E4448A-241 | 灵活的数字调制分析，固定许可证 |
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| Digital Demodulation Hardware |
| E4448A-B7J | Digital Demodulation Hardware |
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| E4448A-HY3 | Combine Option 123 and AYZ |
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| E4448A-AYZ | 外混频 |
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| Software |
| E4448A-HGT | Allows Gate width of less than 10 uSec. |
| E4448A-HS1 | Increased level of security - write protects user files |
| E4448A-233 | Measuring receiver measurement personality, fixed perpetual license |
| E4448A-239 | EMC measurement personality, fixed perpetual license |
| E4448A-235 | Wide BW digitizer external cal wizard |
| E4448A-226 | 相位噪声测量专用软件，固定许可证 |
| E4448A-219 | 噪声系数测量专用软件，固定许可证 |
| E4448A-211 | TD-SCDMA power measurement personality, fixed perpetual license |
| E4448A-266 | 8566/8568 编程代码兼容性套件 |
| E4448A-215 | 外部信号源控制测量专用软件，固定许可证 |
| E4448A-HB6 | Prevention of unauthorized FW upgrade |
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| Inputs and Outputs |
| E4448A-H70 | 70 MHz output |
| E4448A-HB2 | 21.4 MHz output |
| E4448A-H7L | Aux log video out |
| E4448A-HN9 | Widebａnd IF out |
| E4448A-124 | Y 轴视频输出 |
| E4448A-HY7 | Improve gain 70 MHz output |
| E4448A-107 | Audio input 100 kOhm |
| E4448A-111 | USB device side I/O interface |
| E4448A-115 | 512 MB user memory |
| E4448A-117 | 安全擦除存储器 |
| E4448A-123 | 可切换的微波预选器旁路 |
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| Amplifiers |
| E4448A-1DS | RF internal preamplifier |
| E4448A-110 | 内置射频/微波前置放大器 |
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| Calibration Documentation |
| E4448A-AMG | 校准 + 不确定度 + 保护频段（认证） |
| E4448A-UK6 | 包含测试数据的商业校准证书 |
| E4448A-A6J | ANSI Z540-1-1994 校准 |
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| E4448A-23B | CCITT filter for audio measurements, fixed perpetual license |
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| Widebａnd IF |
| E4448A-122 | 带宽数字化仪，80 MHz |
| E4448A-140 | 带宽数字化仪，40 MHz |
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| Custom Solutions |
| E4448A-C01 | RF connector color code |
| E4448A-HV5 | Y-AXIS VIDEO OUTPUT modified to 856x output level |
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| Connectivity software |
| E4448A-230 | BenchLink 网络远程控制软件 |
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| Accessories |
| E4448A-1CP | Rack mount kit with handles |
| E4448A-1CM | Rackmount Kit |
| E4448A-1CN | Handle kit |
| E4448A-1CR | Rack slide kit |
| E4448A-045 | Millimeter Wave Accessory |
| E4448A-015 | 6 GHz return-loss Measurement Accessory Kit |
| E4448A-033 | Measuring receiver connector accessory kit |
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| Documentation |
| E4448A-AB1 | Korea - Korean localization |
| E4448A-AB2 | China - Chinese localization |
| E4448A-ABD | Germany - German localization |
| E4448A-ABF | France - French localization |
| E4448A-ABJ | Japan - Japanese localization |
| E4448A-ABZ | Manual set-italian localization |
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| Additional Documentation |
| E4448A-0B1 | Extra Manual Set |
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| MATLAB Bundle |
| N6171A | MATLAB 软件 |
