DRAKE MN2700 User Manual Page 71
- Page / 81
- Table of contents
- BOOKMARKS
- Antenna Tuners 1
- (Antenna Couplers) 1
- What is an Antenna Tuner? 2
- Basics: Correct or Incorrect? 3
- 6/1/2011 Larry Benko, W0QE 4 4
- 6/1/2011 Larry Benko, W0QE 5 5
- 6/1/2011 Larry Benko, W0QE 6 6
- 6/1/2011 Larry Benko, W0QE 7 7
- 6/1/2011 Larry Benko, W0QE 8 8
- Choices? 9
- What do you really want/need? 10
- Matching Network Components 11
- DIY Coupler 12
- Types of Tuners 13
- Tying it all together 14
- Voltages and Currents 16
- Irms(max) 17
- SWR Power Vpk(max) 17
- “Small” Antenna Examples 19
- What is the Smith Chart 20
- Smith Chart Regions 21
- 6/1/2011 Larry Benko, W0QE 22 22
- Sample Design Goals 23
- Low Pass “L” Network 24
- Type “A” 24
- Type “B” 25
- Low Pass “L” Network Results 26
- High Pass “L” Network 27
- Type “C” 27
- Type “D” 28
- High Pass “L” Network Results 29
- Adding a 3 30
- Component 30
- Low Pass “Pi” Network 31
- – Still good matching range 33
- AntennaTransmitter 33
- 0.2-20uH 33
- High Pass “Tee” Network 37
- High Pass “Tee” 38
- Fixed “L” High Pass 45
- “Tee” Network 45
- Both had minimal to moderate 48
- Other Network Topologies 49
- High Pass Differential 50
- The End! 56
- Other Topics 57
- Does a Full Sized 58
- Dipole Need 58
- Matching? 58
- Dipole Matching 59
- 6/1/2011 Larry Benko, W0QE 60 60
- 6/1/2011 Larry Benko, W0QE 61 61
- 6/1/2011 Larry Benko, W0QE 62 62
- 6/1/2011 Larry Benko, W0QE 63 63
- – #12 wire up 40’ 64
- – No feedline 64
- – Pink dot = 1.8MHz 64
- – 50’ of .66VF 50Ω 65
- – 50’ of 600Ω lossless 66
- V(Vin1) under I(R1) 67
- V(Vout2) under I(R2) 67
- No further 68
- Smith Chart 70
- Capacitor 71
- Inductor 72
- 10MHz = Green 75
- 20MHz = Red 75
- 30MHz = Blue 75
- 2:1 Turns 77
- Transformer 77
- Surge Impedance Again 81
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