Alpha Power 99 Especificaciones descargar pdf (Pagina 10)

Specifications, ALPHA 99

Frequency Coverage:

All amateur bands 1.8-29.7 MHz* plus

most non-amateur frequencies 6.0-19.0

MHz and 20.0-30.0 MHz.

Power Output:

1500 watts peak all modes, including

SSB, CW and continuous or modulated

carrier. Carrier operation (e.g., A0,

RTTY or FM) for more than 5 minutes

at or near maximum rated power

requires use of the auxiliary cooling fan

accessory.)

Drive Power:

50 to 60 watts nominal for rated output.

Power Gain:

Nominally 14 dB, a power increase of 25

times.

Input Impedance:

50 ohms nominal, unbalanced; VSWR

<1.5:1.

Output Impedance:

50 ohms unbalanced.

Maximum Load VSWR:

2:1 at full rated power output.

VSWR Trip:

Automatic standby when reflected

power >250 watts.

Intermodulation Distortion:

30 dB below rated output.

Harmonic Output:

<-60 dBc.

Tubes:

Two Svetlana 4CX800 ceramic-metal

tetrodes.

Cooling:

Full-cabinet, ducted forced air using

cushion-mounted centrifugal blower.

Automatic Level Control (ALC):

Negative from 0, adjustable.

Primary Power:

190-250 or 90-130 VAC nominal, 50-60

Hz, fused at 20 amperes.

Power Transformer:

3+ kVA with strip-wound Hipersil core.

Radio Alpha Products Inc. ® Alpha 99

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