RF Technology T220 Manuals

Manuals and User Guides for RF Technology T220. We have 1 RF Technology T220 manual available for free PDF download: Operation And Maintenance Manual

RF Technology T220 Operation And Maintenance Manual

RF Technology T220 Operation And Maintenance Manual (39 pages)

Eclipse Series

Brand: RF Technology | Category: Transmitter | Size: 0 MB

Table of Contents

Table of Contents
2
1 Operating Instructions

5
- Front Panel Controls and Indicators
  5
  - Ptt
    5
  - Line
    5
  - Pwr Led
    6
  - Tx Led
    6
  - Alarm Led
    6
  - Alc Led
    6
  - Ref Led
    7
  - Test MIC
    7
2 Transmitter Internal J Umper Options

7
3 Transmitter I/O Connections

11
- Pin Connector
  11
- Rear Panel Connectors
  11
4 Channel and Tone Frequency Programming

13
5 Circuit Description

13
- VCO Section
  13
- PLL Section
  13
- Power Amplifier
  14
- Temperature Protection
  14
- 600Ωline Input
  14
- Direct Coupled Audio Input
  15
- Local Microphone Input
  15
- CTCSS and Tone Filter
  15
- Audio Signal Processing
  16
- PTT and DC Remote Control
  16
- Microprocessor Controller
  17
- Voltage Regulator
  18
6 Field Alignment Procedure

18
- Standard Test Conditions
  18
- VCO Alignment
  19
- TCXO Calibration
  19
- Modulation Balance
  19
- Tone Deviation
  20
- Deviation
  20
- Line Input Level
  20
- Output Power
  21
7 Specifications

21
- Overall Descr Iption
  21
  - Channel Capacity
    21
  - Ctcss
    21
  - Channel Programming
    22
  - Channel Selection
    22
  - Microprocessor
    22
- Physical Configuration
  22
- Front Panel Controls, Indicators and Test Points
  22
  - Controls
    22
  - Indicators
    22
  - Test Points
    23
- Electrical Specifications
  23
  - Power Requirements
    23
  - Frequency Range and Channel Spacing
    23
  - Frequency Synthesizer Step Size
    23
  - Frequency Stability
    23
  - Number of Channels
    23
  - Antenna Impedance
    24
  - Output Power
    24
  - Transmit Duty Cycle
    24
  - Spurious and Harmonics
    24
  - Carrier and Modulation Attack Time
    24
  - Modulation
    24
  - Distortion
    24
  - Residual Modulation and Noise
    24
  - 600Ω Line Input Sensitivity
    24
  - HI-Z Input
    25
  - Test Microphone Input
    25
  - External Tone Input
    25
  - External ALC Input
    25
  - T/R Relay Driver
    25
  - Channel Select Input/Output
    25
  - DC Remote Keying
    25
  - Programmable No-Tone Period
    26
  - Firmware Timers
    26
  - Ctcss
    26
- Connectors
  26
  - Antenna Connector
    26
  - Power and I/O Connector
    28
  - Test Connector
    28
A Engineering Diagrams

28
- Block Diagram
  28
- Circuit Diagrams
  28
- Component Overlay Diagrams
  29
B Parts List

30

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