| Model number | Frequency | RBW | Noise Level (dBm) | Key Applications |
| MS2681A Spectrum Analyzer | 9 kHz-3GHz | 1 Hz-20 MHz | Down to -148.3 dBm (option and frequency dependent) | W-CDMA, GSM/EDGE/GPRS, CDMA, 1xRTT, 1xEV-DO, PDC, PHS, IS-136, 802.11a/b/g, Bluetooth® |
| MS2683A Spectrum Analyzer | 9 kHz-7.8 GHz | 1 Hz-20 MHz | Down to -146.5 dBm (option and frequency dependent) | W-CDMA, GSM/EDGE/GPRS, CDMA, 1xRTT, 1xEV-DO, PDC, PHS, IS-136, 802.11a/b/g, Bluetooth® |
| MS2687B Spectrum Analyzer | 9 kHz-30 GHz | 1 Hz-20 MHz | Down to -146.5 dBm (option and frequency dependent) | W-CDMA, GSM/EDGE/GPRS, CDMA, 1xRTT, 1xEV-DO, PDC, PHS, IS-136, 802.11a/b/g, Bluetooth® |
| MS8608A Digital Mobile Radio Transmitter Tester | 9 kHz-7.8 GHz | 1 Hz-20 MHz | Down to -146.5 dBm (option and frequency dependent) | W-CDMA, GSM/EDGE/GPRS, CDMA, 1xRTT, 1xEV-DO, PDC, PHS, IS-136, HSDPA, 802.11a/b/g |
| MS8609A Digital Mobile Radio Transmitter Tester | 9 kHz-13.2 GHz | 1 Hz-20 MHz | Down to -146.5 dBm (option and frequency dependent) | W-CDMA, GSM/EDGE/GPRS, CDMA, 1xRTT, 1xEV-DO, PDC, PHS, IS-136, HSDPA, 802.11a/b/g |