Data of DRESSLER Katana-10K3 RF Linear Amplifier
DRESSLER Katana-10K3 covers continuously all frequencies from 1.5 MHz to 30 MHz
3 Power supply transformers
Plate voltage at full output power
Screen voltage, stabilized
Grid voltage, regulated
Filament
4600 VA (3PHS), 800 VA (1PHS) & 1.5 VA
3750 V
350 V
- 79 V +/- 10 V
27 V / 7.5 A
Input SWR, 160 m – 10 m
< 1 : 1.35
Gain (1.8 – 29.7 MHz)
19.5 dB
Output with:
10 W Input:
20 W Input:
30 W Input:
40 W Input:
50 W Input:
60 W Input:
70 W Input:
80 W Input:
90 W Input:
100 W Input:
110 W Input:
900 W
1800 W
2700 W
3600 W
4500 W
5400 W
6300 W
7200 W
8100 W
9000 W
9900 W
Input: SSB Signal:
20% of full 1.5 KHz Modulation
on / off Ratio 1:3, Interruptions: 30 Hz
Bird Power Meter, Model 43, PEP
There is absolute no time limit for a carrier output power of 3000 W
Harmonic output
Intermodulation distortion
Tube
50 dB below rated output
36 dB or better
Two Svetlana GU-78b
Input network:
50 Ohm, 200 W HF Resistor, 5 pol. Chebychev Low Pass Filter, switched in 2 domains
Output network:
Roller inductor 24 uH, Caps: 250 pF var. + 330 pF fixed / 4.5 KV & 1000 pF var. + 1 nF fixed / 2KV
Metering: Output, SWR, Plate current, Plate voltage, Screen & Grid current
Computer control of all switching functions:
No relais switching under power conditions
Soft start inrush, 180 sec delay time for full power
Turbine blower with 2 speeds
Well regulated screen and grid supply for +ve and -ve currents as well as current limiting to protect the tube and minimize the IMD. It is impossible to override the screen and grid dissipation at any working conditions
The finish is of high quality black eloxial aluminia
Dimension
Weight
Price
548w x 156.5h x 560d mm³
62 Kg
8980 € (Tuning Aid incl.)
