MagicBox V1R2B Dokumentacja Pobierz pdf (Strona 18)

MagicBox Specifications

General

System 160 through 10 meter operation

5.3" X 4.0 " PCB, fits TenTec TP-41 case

Approximately 120 parts

Beginning builder skills level project

Construction time approximately 8 hours

Power Supply 10-15 volts dc; 120 milliamps

RF Section

Receive Mode

Antenna to Receiver Input Loss: Less than 2 dB, 1.8 - 28 MHz

Transmitter to Receiver Input Isolation: Greater than 25 dB, 1.8 - 28 MHz

Transmit Mode

Maximum transmit power Less than 10 watts

Transmitter Output to Antenna Loss: Less than 0.25 dB, 1.8 - 28 MHz

Antenna to Receiver Input Isolation: Greater than 90 dB, 1.8 - 10 MHz

Greater than 85 dB, 14 MHz

Greater than 80 dB, 28 MHz

Audio Section (32 Ohm source and load)

Receive Mode

Receiver Audio Loss: Less than 2 dB

Transmit Mode

Receiver Audio Isolation: Greater than 200 dB

Keying

QSK Mode Up to 50 WPM

Non-QSK Mode 1 second receiver delay

Transmitter Types Solid state or cathode keyed tube

1 2 ... 13 14 15 16 17 18 19 20

Brak uwag

MagicBox V1R2B Dokumentacja Strona 18