DC9DZ: Project Tsunami 40K – Power Amplifier (PA) using 4CX15000AA

Posted date: February 19, 2015in: EquipmentNo Comments

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Data of DRESSLER Tsunami-40K RF Linear Amplifier

Frequency bands	all HF amateur bands		1.8 MHz to 29.7 MHz
Power supply	3 power supply transformers		20000 VA, 2500 VA & 1.5 VA
Plate voltage	10000	V	at full output power
Screen voltage	1300	V	stabilized
Grid voltage	– 290	V +/- 25 V	regulated
Filament	6.3	V / 160 A
Input SWR	160 17	m – 20 m m – 10 m	< 1.3 : 1 < 1.6 : 1
Gain	(1.8 – 29.7 MHz)		21.8 dB
Amplification	Input power	Output power
Measured with a Bird Power Meter, 471200 & 4715.	10 W 20 W 40 W 60 W 80 W 100 W 120 W 140 W 160 W 180 W 200 W 220 W 240 W 260 W		1.5 KW 3.0 KW 6.0 KW 9.0 KW 12.0 KW 15.0 KW 18.0 KW 21.0 KW 24.0 KW 27.0 KW 30.0 KW 33.0 KW 36.0 KW 39.0 KW
Input SSB Signal	20% of full 1.5 KHz Modulation on / off Ratio 1:4, Interruptions: 30 Hz
Output limited by Software	RTTY / CW / SSB: 13 KW / 25 KW / 45 KW
Harmonic Output	50 dB below rated output
IMD	34 dB or better
Tube	Eimac 4CX15000A
Input network	1:9 Transformation, 450 Ohm, 500 W HF Resistor, Tube Input Reactance Compensation & Neutralization for each Band, 11 pol. bandswitch, two levels
Output network	Roller inductor 22 uH, Vacuum Caps: 500 pF var. / 15 KV + 2500 pF var. / 5KV
Computer control	Plate current (every 5 msec), SWR, all switching functions, no relais switching under power conditions, soft start inrush, 10 sec delay time for full power, 2 speed turbine blowerWell 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.
Metering	Output, SWR, Plate current, Plate voltage, Screen & Grid current / voltage
Housing	High quality black eloxial aluminia
Dimension	540w x 610h x 720d mm³
Weight	224 kg
Price	29980 € See More: Link

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