Lmr Digital Demodulation Signal Analyzers; Set The Receiver (Rx) Frequency; Set The Signal Source Transmit (Tx) Frequency - Anritsu S412E User Manual

Quick Start Guide
3-7

LMR Digital Demodulation Signal Analyzers

Set the instrument to P25/P25p2 Analyzer, NXDN Analyzer, dPMR Analyzer,
DMR 2 Analyzer, PTC Analyzer, or TETRA Analyzer mode as described in
Section 3-2 "Measurement Mode Selection" on page
The following Quick Start instructions apply to the Land Mobile Radio modes. For
Note detailed measurement instructions, refer to the Land Mobile Measurement Guide
P/N 10580-00243, listed in

Set the Receiver (Rx) Frequency

1. Press the Freq main menu key.
2. Press the Rx Freq submenu key.
3. Enter the desired center frequency using the keypad, the arrow keys, or the rotary knob.
When entering a frequency using the keypad, the submenu key labels change to GHz,
MHz, kHz, and Hz. Press the appropriate unit key. Pressing the Enter key has the same
affect as pressing the MHz submenu key. The center frequency and span is shown at the
bottom of the spectrum display. Press the Span submenu key to adjust the
measurement span.
4. Press Setup main key. Use the submenu keys to select the Mod Type (Mod Bandwidth in
NXDN) and Rx pattern (not applicable to PTC mode).
5. Under the Amplitude main menu, the Auto Rx Range default will adjust the reference
level to display the received signal. To adjust the settings, press Adjust Rx Range then
set the Ref Level and Scale.

Set the Signal Source Transmit (Tx) Frequency

The LMR Master contains a signal generator and test patterns for LMR antenna and receive
system verification. The maximum output power is +0 dBm (1.0 mW).
Note Generation of dPMR signals is not currently supported by the LMR Master.
1. Press the Freq main menu key.
2. Press the Tx Freq submenu key.
3. Enter the desired frequency using the keypad, the arrow keys, or the rotary knob. When
entering a frequency using the keypad, the submenu key labels change to GHz, MHz,
kHz, and Hz. Press the appropriate unit key. Pressing the Enter key has the same affect
as pressing the MHz submenu key.
If desired, the transmit frequency can be bound to the receive frequency using the
Note
Rx/Tx Coupling and Coupling offset submenus under the Frequency menu.
4. Press Setup main key and use the Tx pattern submenu key to set the transmit pattern.
Press Enter after selecting a pattern. PTC Only: Set the Symbol Rate.
S412E UG
3-7 LMR Digital Demodulation Signal Analyzers
3-1.
Appendix A.
PN: 10580-00318 Rev. P 3-17