User's Manual
Table Of Contents
- 1.0 INTRODUCTION
- 2.0 MODEL NUMBER CODES
- 3.0 HARDWARE INSTALLATION AND BASIC INTERFACE REQUIREMENTS
- 4.0 INITIAL STARTUP AND CONFIGURATION
- 4.1 Introduction
- 4.2 STEP 1—Power up the LEDR Radios
- 4.3 STEP 2—Establish Communications with the Radio
- 4.4 STEP 3—Make Initial Login to Radio
- 4.5 STEP 4—Change the SUPER Password
- 4.6 STEP 5—Review Essential Operating Parameters
- 4.7 STEP 6—Set TCP/IP Settings to Enable SNMP and/or Telnet Management (if required)
- 4.8 STEP 7—Set User Configurable Fields
- 4.9 STEP 8—Verify Radio Performance
- 4.10 STEP 9—Install the Link
- 4.11 STEP 10—Verify the Link Performance
- 5.0 CONFIGURATION AND CONTROL VIA THE FRONT PANEL
- 6.0 CONFIGURATIONAND CONTROL VIA THE CONSOLE PORT
- 7.0 STANDARDIZING RADIO CONFIGURATIONS
- 8.0 UPGRADING LEDR FIRMWARE
- 9.0 USING ORDERWIRE
- 10.0 USING THE SERVICE CHANNEL
- 11.0 PROTECTED CONFIGURATION
- 12.0 SPACE DIVERSITY OPERATION
- 13.0 SPARE PARTS, UNITS AND ACCESSORIES
- 14.0 Fractional-T1 INTERFACE CARD 03-3846A01 Fractional-E1 INTERFACE CARD 03-3846A02
- 15.0 INCREASE BANDWIDTH BY CHANGING TRANSMITTER AND RECEIVER FILTERS
- 16.0 BENCH TESTING OF RADIOS
- 17.0 TECHNICAL REFERENCE
- 17.1 Specifications— Models: LEDR 400S, 700S, 900S and1400S
- 17.2 Specifications— Models: LEDR 400F, 900F, 1400F
- 17.3 Specifications— Protected Switch Chassis
- 17.4 Optional Equipment (Consult factory for detailed information)
- 17.5 Accessories
- 17.6 I/O Connector Pinout Information
- 17.7 Watts-dBm-Volts Conversion
- 18.0 RADIO EVENT CODES
- 19.0 IN CASE OF DIFFICULTY
12 LEDR Series I/O Guide MDS 05-3627A01, Rev. D
The following tables (3, 5, 6 and 6) can be used to select an acceptable
feedline. A table is provided for each of the three bands for which the
LEDR radios are available.
Table 3. Feedline Loss Table (450 MHz)
Cable Type
3.05 Meters
(10 Feet)
15.24 Meters
(50 Feet)
30.48 Meters
(100 Feet)
152.4 Meters
(500 Feet)
RG-8A/U 0.5 dB 2.5 dB 5.1 dB 25.4 dB
1/2 in. HELIAX 0.1 dB 0.8 dB 1.5 dB 7.6 dB
7/8 in. HELIAX 0.1 dB 0.4 dB 0.8 dB 4.2 dB
1-1/4 in. HELIAX 0.1 dB 0.3 dB 0.6 dB 3.1 dB
1-5/8 in. HELIAX 0.1 dB 0.3 dB 0.5 dB 2.6 dB
Table 4. Feedline Loss Table (700 MHz)
Cable Type
3.05 Meters
(10 Feet)
15.24 Meters
(50 Feet)
30.48 Meters
(100 Feet)
152.4 Meters
(500 Feet)
RG-8A/U 0.7 dB 3.4 dB 6.8 dB 34.0 dB
1/2 in. HELIAX 0.2 dB 1.0 dB 1.9 dB 9.5 dB
7/8 in. HELIAX 0.1 dB 0.5 dB 1.1 dB 5.3 dB
1-1/4 in. HELIAX 0.1 dB 0.4 dB 0.8 dB 3.9 dB
1-5/8 in. HELIAX 0.1 dB 0.3 dB 0.7 dB 3.3 dB
Table 5. Feedline Loss Table (960 MHz)
Cable Type
3.05 Meters
(10 Feet)
15.24 Meters
(50 Feet)
30.48 Meters
(100 Feet)
152.4 Meters
(500 Feet)
RG-8A/U 0.9 dB 4.3 dB 8.5 dB
unacceptable
loss
1/2 in. HELIAX 0.2 dB 1.2 dB 2.3 dB 11.5 dB
7/8 in. HELIAX 0.1 dB 0.6 dB 1.3 dB 6.4 dB
1-1/4 in. HELIAX 0.1 dB 0.5 dB 1.0 dB 4.8 dB
1-5/8 in. HELIAX 0.1 dB 0.4 dB 0.8 dB 4.0 dB
Table 6. Feedline Loss Table (1400 MHz)
Cable Type
8 Meters
(26 Feet)
15 Meters
(49 Feet)
30 Meters
(98 Feet)
61 Meters
(200 Feet)
RG-213 3.0 dB 6.0 dB 12.1 dB 24.1 dB
1/2 in. HELIAX 0.7 dB 1.5 dB 2.9 dB 5.9 dB
7/8 in. HELIAX 0.4 dB 0.8 dB 1.7 dB 3.3 dB
1-5/8 in. HELIAX 0.3 dB 0.3 dB 1.1 dB 2.1 dB