Ramsey Electronics SHA2 manual Partial List of Available Kits

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PARTIAL LIST OF AVAILABLE KITS:

RAMSEY TRANSMITTER KITS

FM10A, FM25B, FM30, FM Stereo Transmitters

FM100B, FM35 Professional FM Stereo Transmitters

AM1, AM25 AM Broadcast Band Transmitters

RAMSEY RECEIVER KITS

FR1 FM Broadcast Receiver

AR1 Aircraft Band Receiver

SR2 Shortwave Receiver

SC1 Shortwave Converter

RAMSEY HOBBY KITS

LBC6K Laser Beam Communicator

SG7 Personal Speed Radar

SS70C Speech Scrambler/Descrambler

TT1 Telephone Recorder

LLS1 Laser Light Show

MD3 Microwave Motion Detector

LEDS1 LED Strobe Light

BE66 Blinky Eyes Animated Display

LTS1 Laser Trip Sensor

ICI1C Infrared Switch Control Interface

RAMSEY AMATEUR RADIO KITS

HR Series HF All Mode Receivers

DDF1 Doppler Direction Finder Kit

QRP Series HF CW Transmitters and QAMP Power Amplifiers

CW7 CW Keyer

RAMSEY MINI-KITS

Many other kits are available for hobby, school, scouts and just plain FUN. New kits are always under development. Write or call for our free Ramsey catalog.

SHA2 Super Stereo Headphone Amplifier

Ramsey Electronics publication No. SHA2

March 2006

COPYRIGHT 2005 by Ramsey Electronics, Inc. 590 Fishers Station Drive, Victor, New York 14564. All rights reserved. No portion of this publication may be copied or duplicated without the written permission of Ramsey Electronics, Inc. Printed in the United States of America.

SHA2 2

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Contents Super Stereo Headphone Amplifier KIT Partial List of Available Kits Super Stereo Headphone AMP Circuit Description Nitty-gritty of it allClipping detector circuit Looping bufferWhat about H1 and H2? Power supply Ramsey LEARN-AS-YOU-BUILD Assembly Strategy Kit building tipsSemiconductors SHA2 Parts List CapacitorsResistors CONTROLS, HARDWARE, and MiscellaneousSHA2 Parts Layout Diagram Assembly Steps SHA2 SHA2 SHA2 SHA2 SHA2 Install R10 SHA2 Setup and Testing SHA2 Troubleshooting Conclusion Ramsey Kit Warranty Additional Suggested Items Estimated Assembly TimeRequired Tools Total Solder Points

SHA2 specifications

Ramsey Electronics SHA2 is a state-of-the-art digital transmitter designed for a wide range of applications, including DIY projects, short-range communication, and remote sensing. This powerful device allows users to transmit audio, data, and control signals wirelessly with outstanding clarity and reliability.

One of the standout features of the SHA2 is its transmission range, which can reach up to several hundred meters depending on the environment and conditions. This capability makes it an ideal choice for various applications, from hobbyist projects to more complex commercial uses. The SHA2 operates in the 2.4 GHz ISM band, which is a widely used frequency range that provides robust performance and minimal interference from other electronic devices.

The SHA2 incorporates advanced Frequency Hopping Spread Spectrum (FHSS) technology, enhancing its resilience against potential disruptions. By rapidly changing frequencies during transmission, FHSS minimizes the chance of interference and improves the overall signal integrity, ensuring a stable connection even in crowded environments. This feature is particularly beneficial for applications that require reliable and consistent data transmission.

Moreover, the SHA2 is equipped with powerful modulation schemes that support various encoding methods. As a result, users can transmit different types of signals, including analog audio, digital data, and even coded control signals. This versatility allows for creative approaches to problem-solving in diverse fields, such as automation, security systems, and wireless audio transmission.

In terms of user-friendly design, Ramsey Electronics has made the SHA2 easy to integrate into existing systems. Its compact size, along with clearly marked connection points, allows for streamlined installation. The module's low power consumption is another critical advantage, making it suitable for battery-operated devices and applications that prioritize energy efficiency.

The SHA2 is also compatible with various microcontrollers and development platforms, ensuring seamless connectivity regardless of the user's preferred technology. With its durable construction and excellent performance specifications, the Ramsey Electronics SHA2 stands out as a reliable choice for anyone looking to leverage wireless communication technology effectively. In summary, the SHA2 excels in transmission range, interference resistance, versatile signal encoding, user-friendly integration, and energy efficiency, making it a prime candidate for both hobbyists and professionals alike.