The DIGIMIT 2002 HF SSB/CW Transmitter



 
Specifications

Frequency coverage
1.6-2.0,  3.5-4.0,  7.0-7.3,  10.0-10.2,  14.0-14.5,
18.0-18.2, 21.0-21.6,  24.8-25.0, 28.0-28.8  MHz (see note 1)

Modes of operation
Single sideband suppressed carrier (USB/LSB),
CW,
TUNE (with internal two tone generator)
Tuning steps
1 Hz, 10 Hz, 100 Hz, 1 KHz
Frequency accuracy
+/-  2 ppm typ. (+/- 60 Hz at +25°C after cold start)
Frequency stability
+/- 10 ppm typ. (-10°C / + 60°C)
Power requirements
+ 13.8 VDC, negative ground, built-in reverse polarity protection
Current consumption
0.8 A Stand by,
2.2 A SSB (10W pep output),
3.5 A CW (10 W output)

Transmit duty cycle
100 % (SWR < 2:1, T < 40 °C)
Output Power
10, 5, 2, 1, 0.5, 0.2, 0.1 Wpep (SSB/TUNE),
10, 5, 2, 1, 0.5, 0.2, 0.1 W (CW)

Antenna impedance
50 Ohm
Load tolerance
2:1 or better SWR recommended
Carrier suppression
Better than 70 dB
Unwanted sideband
suppression

Better than 70 dB
Spurious emissions
Better than -60 dBc
Harmonic emissions
Better than -50 dBc
Audio frequency response
-0.5 dB (300 - 2700 Hz), phase linear,
> -70 dB (0 - 3000 Hz)

Audio input impedance
10 KOhm
Audio A/D converter
1-bit, 6 Msps sigma delta
RF D/A converter
14-bit, 90 Msps
CW keyer
Automatic "slap" mode (Manual/externall keyer supported),
semi break-in

CW keyer speed
from 10 to 50 WPM
Size
6.2 H x 16.5 W x 18.5 D cm (Cabinet)
6.2 H x 16.5 W x 22.0 D cm (Overall)
Weight
980 g

Note: 1. The Digimit 2002 covers the entire HF range, from 1 MHz up to 30 MHz. Performances are granted only on amateur band limits.

Contact us

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Microtelecom s.r.l. - ss 352, km 3.600 - Pavia di Udine (UD), Italy
Tel. +39 432 655213
Fax. + 39 432 655214