Contents Introduction ..... 1 Calculators ..... 2 Regulators ..... 2 RF-Attenuators ..... 3 E-Series ..... 3 Color-Code ..... 4 TransLine ..... 4 Via Size ..... 6 Track Width ..... 6 Electrical ents/0/8/0/f/080f1c1a5c19bd314abfb214cf4c188c/p3_1.jpg) ## E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance, optionally excluding excluding several resistor values that are not available. PCB Calculator Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance:

Contents Introduction ..... 1 Calculators ..... 2 Regulators ..... 2 RF-Attenuators ..... 3 E-Series ..... 3 Color-Code ..... 4 TransLine ..... 4 Via Size ..... 6 Track Width ..... 6 Electrical ents/9/f/b/5/9fb5e11e79c7a0fa6e83dbc15039f2ec/p3_1.jpg) ## E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance, optionally excluding excluding several resistor values that are not available. Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance: 4.6 kΩ Exclude

Contents Introduction ..... 1 Calculators ..... 2 Regulators ..... 2 RF-Attenuators ..... 3 E-Series ..... 3 Color-Code ..... 4 TransLine ..... 4 Via Size ..... 6 Track Width ..... 6 Electrical ents/6/1/f/4/61f4f60550b857985d9efff14e506643/p3_1.jpg) ## E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance, optionally excluding excluding several resistor values that are not available. Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance: 4.6 kΩ Exclude

Calculator Tools Table of Contents Introduction … 1 Calculators … 2 Regulators … 2 RF-Attenuators … 3 E-Series … 4 Color-Code … 4 TransLine … 5 Via Size … 6 Track Width … 7 Electrical Spacing … 7 Board-Classes (in dB) and input/output impedances (in Ohms). ’ alt=‘OCR图片’/> E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance optionally excluding excluding several resistor values that are not available. PCB Calculator Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance:

Calculator Tools Table of Contents Introduction … 1 Calculators … 2 Regulators … 2 RF-Attenuators … 3 E-Series … 4 Color-Code … 4 TransLine … 5 Via Size … 6 Track Width … 7 Electrical Spacing … 7 Board-Classes (in dB) and input/output impedances (in Ohms). ’ alt=‘OCR图片’/> E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance optionally excluding excluding several resistor values that are not available. PCB Calculator Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance:

## Calculator Tools ## Table of Contents はじめに……1 レギュレーター……2 レギュレーター……2 RF アッテネーター……3 E-Series……3 カラー コード……4 伝送線路……4 Via Size……6 配線幅……6 導体間隔……7 ボード クラス……7 ## リファレンス・マニュアル ## 著作権 $$ R1=1/(A/Z_{in}-1/R2) $$ $$ R3=1/(A/Z_{out}-1/R2) $$ ## E-Series This calculator helps to identify combinations of standard E-series resistors that meet a required resistance, optionally excluding excluding several resistor values that are not available. PCB Calculator Regulators RF Attenuators E-Series Color Code TransLine Via Size Track Width Electrical Spacing Board Classes Inputs Required resistance:

or current ratio:10^(db/20). @{fromdbv(6)}≈2 enearest(value,[series]) Evaluates to the closest E-series standard value to value from the specified series.Valid values for series areE3",E6",E12",E24",E48" it is not given,E24" is used. @{enearest(5)}=5.1 eup(value,[series]) Evaluates to the closest E-series standard value greater than value from the specified series.Valid values for series areE3",E6",E12" optional;if it is not given,E24" is used. @{eup(5)}=5.1 edown(value,[series]) Evaluates to the closest E-series standard value less than value from the specified series.Valid values for series areE3",E6",E12"

or current ratio:10^(db/20). @{fromdbv(6)}≈2 enearest(value,[series]) Evaluates to the closest E-series standard value to value from the specified series.Valid values for series areE3",E6",E12",E24",E48" it is not given,E24" is used. @{enearest(5)}=5.1 eup(value,[series]) Evaluates to the closest E-series standard value greater than value from the specified series.Valid values for series areE3",E6",E12" optional;if it is not given,E24" is used. @{eup(5)}=5.1 edown(value,[series]) Evaluates to the closest E-series standard value less than value from the specified series.Valid values for series areE3",E6",E12"