APCO P25 (SV26)

Modulation formats

Phase 1 (C4FM), Phase 2 (HCPM, HDQPSK)

Measurements and displays

RF output power, operating frequency accuracy, modulation emission spectrum,

unwanted emissions spurious, adjacent channel power ratio, frequency deviation,

modulation fidelity, frequency error, eye diagram, symbol table, symbol rate accuracy,

transmitter power and encoder attack time, transmitter throughput delay, frequency

deviation vs. time, power vs. time, transient frequency behavior, HCPM transmitter logical

channel peak adjacent channel power ratio, HCPM transmitter logical channel off slot power,

HCPM transmitter logical channel power envelope, HCPM transmitter logical channel time alignment

Residual modulation fidelity (with

MDO4000B)

Phase 1 (C4FM)

≤1.0% typical

Phase 2 (HCPM)

≤0.5% typical

Phase 2 (HDQPSK)

≤0.5% typical

Adjacent channel power ratio

25 kHz offset from the center

and bandwidth of 6 kHz 20

Phase 1 (C4FM): -76 dBc typical

Phase 2 (HCPM): -74 dBc typical

Phase 2 (HDQPSK): -74 dBc typical

62.5 kHz offset from the center

and bandwidth of 6 kHz

Phase 1 (C4FM): -77 dBc typical

Phase 2 (HCPM): -78 dBc typical

Phase 2 (HDQPSK): -76 dBc typical

Bluetooth (SV27)

Modulation formats

Basic Rate, Bluetooth Low Energy, Enhanced Data Rate - Revision 4.2

Measurements and displays

Peak Power, Average Power, Adjacent Channel Power or InBand Emission mask, -20 dB Bandwidth, Frequency Error, Modulation

Characteristics including ΔF1avg (11110000), ΔF2avg (10101010), ΔF2 > 115 kHz, ΔF2/ΔF1 ratio, frequency deviation vs. time

with packet and octet level measurement information, Carrier Frequency f0, Frequency Offset (Preamble and Payload), Max

Frequency Offset, Frequency Drift f1-f0, Max Drift Rate fn-f0 and fn-fn-5, Center Frequency Offset Table and Frequency Drift table,

color-coded Symbol table, Packet header decoding information, eye diagram, constellation diagram

Output power (Average and Peak

Power)

Level uncertainty

Refer to instrument amplitude and flatness specification

Measurement range

Signal level > -70 dBm (for USB Spectrum Analyzers) and -60 dBm (for MDO4000B)

Modulation Characteristics

(ΔF1avg, ΔF2avg, ΔF2avg/ΔF1avg,

ΔF2max ≥115 kHz)

Deviation range

± 280 kHz

Deviation uncertainty (at

0 dBm)

< 2 kHz + instrument frequency uncertainty (Basic Rate)

< 3 kHz + instrument frequency uncertainty (for USB spectrum analyzers and Low Energy)

< 4 kHz + MDO4000B frequency uncertainty (for MDO4000B and Low Energy)

20

Measured with test signal amplitude adjusted for optimum performance if necessary. Measured with Averaging, 10 waveforms.

SignalVu-PC-SVE Vector Signal Analysis Software

22 www.tek.com