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Amplificatore HF/6m con tetrodo GS-23B


The linear amplifier OM1000+ is designed for all short wave amateur bands from 1.8 to 29 MHz (including WARC – bands) + 50 MHz and all modes. It is equipped with a ceramic tetrode GS-23B.

Specification of OM1000+

Frequency coverage:

Amateur bands 1.8 – 29.7 MHz including WARC + 50 MHz

Power output:
1200+W PEP in SSB, 1000W CW on HF bands,
1000W PEP SSB, 800W CW on 50 MHz,
800W on RTTY

Input power:

35 to 40 W for full output power

Input impedance:
50 Ohm VSWR < 1.5 : 1

Output amplification:
14 dB

Output impedance:
50 Ohm unbalanced

Maximum output SWR:

SWR protection:
Automatic switching to STBY when reflected power is 250W or higher

Intermodulation distortion:
32 dBc

Suppression of harmonics:
min -50 dBc (between 30–54 MHz better than 70dBc)

GS-23B ceramic tetrode

Centrifugal blower

Power supply:

Switchable 220, 230, 240 V – 50Hz

1 toroidal transformer 1.6 kVA

Protection circuits:
- SWR too high
- Anode current too high
- Screen current too high
- Grid current too high
- Mistuning of power amplifier
- Temperature to high
- Soft start for fuse protection
- “switch –on blocking“ at opened amplifier

- OLED display 4 x 20 character

LED indicators:
- ON status
- STBY– standby
- FAULT – warnings and faults indicator
- ON AIR – amplifier in transmitting status

- Antenna switch for 3 antennas
- Memory for faults and warning, easy maintenance
- Automatic set-up anode current (BIAS) – no need to manual adjust after changing the tube
- Full QSK with silent vacuum relax

Mechanical parameters:
390mm x 195mm x 370mm (width x height x depth)

23.5 kg

ultima modifica: 23/10/2017 Claudio F.