Ramsey Electronics FT146 manual Required Tools, Total Solder Points, Estimated Assembly, Time

Page 28

FT146 2 Meter FM Transmitter Kit

 

Quick Reference Page Guide

 

Introduction to the FT146

4

Circuit Description

5

Parts List

6

FT146 Assembly Instructions

11

Testing and Alignment

19

Parts Layout Diagram

26

Ramsey Kit Warranty

27

REQUIRED TOOLS

 

 

Soldering Iron Ramsey WLC100

TOTAL SOLDER POINTS

Thin Rosin Core Solder Ramsey RTS12

232

 

Needle Nose Pliers Ramsey MPP4 or

 

ESTIMATED ASSEMBLY

RTS05

TIME

 

Small Diagonal Cutters Ramsey RTS04

Beginner

6.8 hrs

<OR> Technician’s Tool Kit TK405

Intermediate

3.9 hrs

 

 

Advanced

2.9 hrs

ADDITIONAL SUGGESTED ITEMS

Holder for PC Board/Parts Ramsey HH3

Desoldering Braid Ramsey RTS08

Digital Multimeter Ramsey M133

Price: $5.00

Ramsey Publication No. FT146

Assembly and Instruction manual for:

RAMSEY MODEL NO. FT146 2 METER FM TRANSMITTER KIT

RAMSEY ELECTRONICS, INC.

590 Fishers Station Drive

Victor, New York 14564

Phone (585) 924-4560

FT146 • 28Fax (585) 924-4555

www.ramseykits.com

Image 28
Contents Meter FM 5 Watt Transmitter KIT Ramsey Transmitter Kits FT146 FM Receiver KIT Introduction FT146 Circuit Description Capacitors FT146 2 Meter FM Transmitter KIT Parts ListResistors and potentiometers Inductors and ferrite cores Semiconductor devicesSpecial components Required, not suppliedRamsey Learn-As-You-Build KIT Assembly FT146 FT146 FT146 Resisto Test point loopPC board Winding L3 and L4 Use the same wire Procedure as used above for these coils. Each coilEnameled wire Is 2 1/2 turns and will appear to be 3 turns ifFT146 FT146 Wire jumper Wire sits flat FT146 TESTING, Alignment and Adjustment Short lead hereFT146 Your Power Supply and RF Output Power Verifying Transmitter RF OutputFT146 Maximizing RF Power Output Troubleshooting HintsMicrophone Considerations Other Enclosure Recommendations Crystal RequirementsFT146 FT146 Parts Layout Diagram Ramsey Kit Warranty Estimated Assembly Required ToolsTotal Solder Points Time

FT146 specifications

The Ramsey Electronics FT146 is a versatile and compact FM transmitter that stands out for its user-friendly operation and impressive performance in both amateur and professional audio applications. Designed for hobbyists, educators, and small businesses alike, the FT146 offers a reliable solution for broadcasting audio signals over a short to moderate range.

One of the main features of the FT146 is its simple plug-and-play setup, which allows users to get started quickly without needing extensive technical knowledge. The device operates with a frequency range of 88.1 to 107.9 MHz, covering the entire FM broadcast band. This flexibility enables users to choose the best frequency for minimal interference in their transmission area. Additionally, with an adjustable output power of up to 2 watts, the FT146 can effectively cover distances ranging from a few hundred feet to several miles, making it ideal for a variety of broadcasting scenarios.

The FT146 utilizes advanced modulation technology to ensure high-quality audio transmission. It supports monophonic audio, which is perfect for clear voice and music transmission. The integrated audio limiter prevents distortion, ensuring that the sound quality remains consistent, even at higher volumes or varying audio signals.

Another notable characteristic of the FT146 is its robust construction. Housed in a durable metal enclosure, the transmitter is built to withstand everyday use. The compact design allows for easy portability, making it suitable for field applications, on-location broadcasting, or as a permanent installation in a small venue.

In terms of connectivity, the FT146 features multiple audio input options, including a 3.5mm jack and RCA inputs. This versatility allows users to connect various audio sources, such as MP3 players, computers, or professional-grade audio equipment.

Furthermore, the FT146 also includes an LED power indicator and a built-in antenna output for enhanced transmission efficiency. Users can either connect an external antenna for increased range or utilize the included telescopic antenna for convenience.

Overall, the Ramsey Electronics FT146 combines ease of use with professional-grade features, making it an excellent choice for anyone looking to explore FM broadcasting. Whether for personal projects, educational purposes, or small business promotions, the FT146 delivers reliable performance and adaptability in a compact package.