American QRP Club NUE-PSK Manual del usuario - Página 4

Navegue en línea o descargue pdf Manual del usuario para Módem American QRP Club NUE-PSK. American QRP Club NUE-PSK 16 páginas. Digital modem
También para American QRP Club NUE-PSK: Manual del usuario (16 páginas), Manual de inicio rápido (2 páginas)

Imprimir página

3) Specifications

Standalone, half-duplex modulator/demodulator for amateur radio digital mode communications

Handheld unit ... no PC required

Menus select operating modes, Squelch Thresh, PGA Gain, CW ID

128 x 64 pixel graphic LCD displays audio signal spectrum 500 Hz to 2.5 kHz (with backlight)

Tx and Rx buffers and menuing system displayed in lower half of LCD using four 20-character lines of

text

Tune controls modem position along audio spectrum

Modes currently supported: BPSK31, QPSK, QPSK reversed

External keyboard jack: 6-pin mini-DIN, PS2-compatible

Standard PS2-style or dual-mode USB/PS2 keyboard (user-supplied) provides text input for Tx entry,

command/mode selection and modem frequency adjustment

Connection to SSB transceiver: 8-pin mini-DIN (audio in, audio out, PTT, power)

jack

Power requirements: 9-18V DC. Current at 12V is 60 ma without backlight, 80mA with backlight. The

current decreases as input voltage is increased.

Field reprogrammability of internal microcontroller to allow software updating in the field by the owner

Aluminum enclosure provides for rugged portable use while shielding transceiver from digital EMI

Enclosure dimensions: 7" x 4" x 1"

Single 3.75" x 5.25" pc board contains all components and connectors

Lightweight: < 1 lb with batteries.

Control for precise audio level control to transceiver

Cable assembly provided (plug and shielded cable) for connection to the SSB transceiver

NUE-PSK Digital Modem Operator's Manual, ver 1.20