Features :
- Module power supply resonance, very compact, high-performance
- Input AC 90 V - 260 V / 50 or 60 Hz, 5 V - 4 A (20 W) continuous load -7 A peak
- Overall Dimensions: 95 x 58 x 25 mm (1 300 b triode giving wide tube - not part of the offer)
- Weight: 120 g
- Fixing by 2 screws (3 mm Integrated base threads)
- Heating DC tubes: no noise 50 Hz, simplification of mass circulation
- Fine-tuning the output voltage between 4.6 and 5.4 V minimum, which allows you to have exactly 5.0 V across the filament
- Soft start heating (soft-start): no heat shock filaments
- Control voltage 0.01 V near whatever the supply voltage (90 to 260 V) and load (5 A max)
- Protected against power surges, thermal, short circuit and overload
- 1 integrated mains filter
- Input Specifications:
Input voltage: 90-260 Vac
AC Frequency: 47-63 Hz
Power Factor:> 0.92
- Output characteristics:
Adjustable tension between 4.6 and 5.4 V minimum
Current: 4 A minimum
Load Regulation: ± 1.0%
Line Regulation: ± 0.5%
Thermal drift: <0.03% / ° C (10-50 ° C)
Start-up Time: 300 ms max @ 230 VAc
Hold-up Time: 30 ms min, 100% Load @ 230 Vac
Overload current: Load> 140% 90/260 Vac, automatic recovery
Short Circuit: Protected for 30 sec max, automatic recovery
- Cooling: Natural convection
- Operating temperature: -10 ° to +40 ° C
Uses :
- Module can widely ensure the heating and DC voltage of thousands of controlled amplifiers - V lamps equipped preamplifiers 5 and directly heated as the triode 300 B (1.2 A per filament)
- Module replacement in a very small volume, transformer heating + system recovery and control electronics.
- Connections are performing very simply by 7 screw terminals: Terminal 2 "AC" receiving area, a terminal "FG" (Frame Ground) to connect the shielding to ground or earth and two output terminals "G "(negative pole) and" V "(positive pole) supplying the heating voltage
Specificities :
- Tube not part of the product sold
- Very low weight & dimensions
- Very low heat
- No induction or radiation