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[[File:Sieve.png]]
[[File:Sieve.png]]


''passabassi rf modulari''
''filtri rf modulari''


18pin, h max 15mm
Tipo QRP:
* dimensioni: 40x15x15 mm
* passo connettore: 4x14 pin 2,54
* potenza max: 25W
 
Tipo normale:
* dimensioni: 55x20x20 mm
* passo connettore: 4x20 pin 2,54
* potenza max: 50W
 
 
Nuclei:


{|style="color:red; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
{|style="color:red; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
||Nucleo||AL
||Nucleo||AL
|-
||T37-2||AL=4
|-
|-
||T50-2||AL=4.9
||T50-2||AL=4.9
|-
|-
||T68-2||AL=5.7
||T68-2||AL=5.7
|-
||T37-6||AL=3
|-
||T50-6||AL=4
|}
|}




<code>
<code>
uH=(AL*(Giri^2))/1000
uH=(AL*(spire^2))/1000


Giri=sqrt((uH*1000)/AL)
spire=sqrt((uH*1000)/AL)
</code>
</code>
== Passa Basso ==
CWAZ-style LPF (pF/uH):
{|style="color:blue; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
||Freq||C1/C7||L2/L6||C3/C5||L4/C4
|-
||1000||2986||9,377||4556||8,516/680
|-
||1500||1990||6,25||3037||5,44/453
|-
||500||5972||18,754||9112||17/1360
|}
SVC Chebyshev LPF:


{|style="color:blue; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
{|style="color:blue; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
||Freq||C1||L2||C3||L4/C4||C5||L6||C7
||Freq||C1/C7||L2/L6||C3/C5||L4
|-
||1000||1476||8||3960||10,1
|-
|-
||1000||2986||9,377||4556||8,516/680||4556||9,377||2986
||500||2592||16||7920||20,2
|-
|-
||1500||1990||6,25||3037||5,44/453||3037||6,25||1990
||1800||820||4,442||2200||5,608
|-
|-
||500||5972||18,754||9112||17/1360||9112||18,754||5972
||1500||984||5,33||2640||6,73
|}
|}


rif:  
rif:  
* http://toroids.info/T50-2.php
* http://toroids.info/T50-2.php
* http://www.gqrp.com/Datasheet_W3NQN.pdf
* http://www.gqrp.com/Datasheet_W3NQN.pdf (CWAZ)
* http://www.gqrp.com/harmonic_filters.pdf (normale LPF)
* http://www.amidoncorp.com/product_images/specifications/1-03.pdf
 
== Passa Banda ==
 
[[File:Bpf-6p.gif]]
 
{|style="color:blue; background-color:#eeeeee;" cellpadding="10" cellspacing="0" border="1"
||Freq||Tipo||Zin||Zout ||C1/C3||L1/L3||C2||L2
|-
||1,8-4mhz|| || || ||150pf||23uH||330||10,7uH
|-
||4-8mhz|| || || ||100pf||8uH||390||2,1uH
|-
||8-16mhz|| || || ||47pf||4uH||180||1,1uH
|-
||16-30mhz|| || || ||27pf||2uH||100||0,53uH
|-
||115 - 495khz||Butterworth||50||50||8377 pF||53.12 uH||10624 pF||41.88 uH
|-
||0,5 - 1,6mhz||Butterworth||50||50||2894 pF||7.94 uH||1588 pF||14.47 uH
|-
||4 - 10mhz||Butterworth||50||50||530.52 pF||0.9744 uH (18T@T37-6)||194.88 pF||2.65 uH (30T@T37-6)
|-
||6,5 - 15mhz||Butterworth||50||50||374.48 pF||0.6938 uH||138.75 pF||1.87 uH
|-
||10 - 20mhz||Butterworth||50||50||318.31 pF||0.3537 uH (11T@T37-6)||70.74 pF||1.59 uH (23.0T@T37-6)
|}
 
 
rif:
* http://www.wb5rvz.com/sdr/hf_bpf/Softrock_PlugIn_HF-BPF_Option_1_Schematic1_12_2009.pdf
* http://www.wa4dsy.net/filter/filterdesign.html

Latest revision as of 11:36, 14 December 2020

Sieve.png

filtri rf modulari

Tipo QRP:

  • dimensioni: 40x15x15 mm
  • passo connettore: 4x14 pin 2,54
  • potenza max: 25W

Tipo normale:

  • dimensioni: 55x20x20 mm
  • passo connettore: 4x20 pin 2,54
  • potenza max: 50W


Nuclei:

Nucleo AL
T37-2 AL=4
T50-2 AL=4.9
T68-2 AL=5.7
T37-6 AL=3
T50-6 AL=4


uH=(AL*(spire^2))/1000

spire=sqrt((uH*1000)/AL)

Passa Basso

CWAZ-style LPF (pF/uH):

Freq C1/C7 L2/L6 C3/C5 L4/C4
1000 2986 9,377 4556 8,516/680
1500 1990 6,25 3037 5,44/453
500 5972 18,754 9112 17/1360

SVC Chebyshev LPF:

Freq C1/C7 L2/L6 C3/C5 L4
1000 1476 8 3960 10,1
500 2592 16 7920 20,2
1800 820 4,442 2200 5,608
1500 984 5,33 2640 6,73

rif:

Passa Banda

Bpf-6p.gif

Freq Tipo Zin Zout C1/C3 L1/L3 C2 L2
1,8-4mhz 150pf 23uH 330 10,7uH
4-8mhz 100pf 8uH 390 2,1uH
8-16mhz 47pf 4uH 180 1,1uH
16-30mhz 27pf 2uH 100 0,53uH
115 - 495khz Butterworth 50 50 8377 pF 53.12 uH 10624 pF 41.88 uH
0,5 - 1,6mhz Butterworth 50 50 2894 pF 7.94 uH 1588 pF 14.47 uH
4 - 10mhz Butterworth 50 50 530.52 pF 0.9744 uH (18T@T37-6) 194.88 pF 2.65 uH (30T@T37-6)
6,5 - 15mhz Butterworth 50 50 374.48 pF 0.6938 uH 138.75 pF 1.87 uH
10 - 20mhz Butterworth 50 50 318.31 pF 0.3537 uH (11T@T37-6) 70.74 pF 1.59 uH (23.0T@T37-6)


rif:

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