λογικά οι παρακάτω τιμές αντιστοιχούν με το δικό σου 100Κ ποτενσιόμετρο
Step 1, Attenuation = Infinity dB, Rx = 100000 ohms, Ry = 0 ohms.
Step 2, Attenuation = 75 dB, Rx = 100000 ohms, Ry = 18 ohms.
Step 3, Attenuation = 72 dB, Rx = 100000 ohms, Ry = 25 ohms.
Step 4, Attenuation = 69 dB, Rx = 100000 ohms, Ry = 35 ohms.
Step 5, Attenuation = 66 dB, Rx = 100000 ohms, Ry = 50 ohms.
Step 6, Attenuation = 63 dB, Rx = 100000 ohms, Ry = 71 ohms.
Step 7, Attenuation = 60 dB, Rx = 100000 ohms, Ry = 100 ohms.
Step 8, Attenuation = 58 dB, Rx = 100000 ohms, Ry = 126 ohms.
Step 9, Attenuation = 56 dB, Rx = 100000 ohms, Ry = 159 ohms.
Step 10, Attenuation = 54 dB, Rx = 100000 ohms, Ry = 200 ohms.
Step 11, Attenuation = 52 dB, Rx = 100000 ohms, Ry = 252 ohms.
Step 12, Attenuation = 50 dB, Rx = 100000 ohms, Ry = 317 ohms.
Step 13, Attenuation = 48 dB, Rx = 100000 ohms, Ry = 400 ohms.
Step 14, Attenuation = 46 dB, Rx = 100000 ohms, Ry = 504 ohms.
Step 15, Attenuation = 44 dB, Rx = 100000 ohms, Ry = 635 ohms.
Step 16, Attenuation = 42 dB, Rx = 100000 ohms, Ry = 801 ohms.
Step 17, Attenuation = 40 dB, Rx = 100000 ohms, Ry = 1010 ohms.
Step 18, Attenuation = 38 dB, Rx = 100000 ohms, Ry = 1275 ohms.
Step 19, Attenuation = 36 dB, Rx = 100000 ohms, Ry = 1610 ohms.
Step 20, Attenuation = 34 dB, Rx = 100000 ohms, Ry = 2036 ohms.
Step 21, Attenuation = 32 dB, Rx = 100000 ohms, Ry = 2577 ohms.
Step 22, Attenuation = 30 dB, Rx = 100000 ohms, Ry = 3266 ohms.
Step 23, Attenuation = 28 dB, Rx = 100000 ohms, Ry = 4146 ohms.
Step 24, Attenuation = 26 dB, Rx = 100000 ohms, Ry = 5276 ohms.
Step 25, Attenuation = 24 dB, Rx = 100000 ohms, Ry = 6734 ohms.
Step 26, Attenuation = 22 dB, Rx = 100000 ohms, Ry = 8629 ohms.
Step 27, Attenuation = 21 dB, Rx = 100000 ohms, Ry = 9785 ohms.
Step 28, Attenuation = 20 dB, Rx = 100000 ohms, Ry = 11111 ohms.
Step 29, Attenuation = 19 dB, Rx = 100000 ohms, Ry = 12638 ohms.
Step 30, Attenuation = 18 dB, Rx = 100000 ohms, Ry = 14402 ohms.
Step 31, Attenuation = 17 dB, Rx = 100000 ohms, Ry = 16449 ohms.
Step 32, Attenuation = 16 dB, Rx = 100000 ohms, Ry = 18834 ohms.
Step 33, Attenuation = 15 dB, Rx = 100000 ohms, Ry = 21629 ohms.
Step 34, Attenuation = 14 dB, Rx = 100000 ohms, Ry = 24926 ohms.
Step 35, Attenuation = 13 dB, Rx = 100000 ohms, Ry = 28845 ohms.
Step 36, Attenuation = 12 dB, Rx = 100000 ohms, Ry = 33545 ohms.
Step 37, Attenuation = 11 dB, Rx = 100000 ohms, Ry = 39244 ohms.
Step 38, Attenuation = 10 dB, Rx = 100000 ohms, Ry = 46248 ohms.
Step 39, Attenuation = 9 dB, Rx = 100000 ohms, Ry = 54994 ohms.
Step 40, Attenuation = 8 dB, Rx = 100000 ohms, Ry = 66143 ohms.
Step 41, Attenuation = 7 dB, Rx = 100000 ohms, Ry = 80728 ohms.
Step 42, Attenuation = 6 dB, Rx = 100000 ohms, Ry = 100476 ohms.
Step 43, Attenuation = 5 dB, Rx = 100000 ohms, Ry = 128489 ohms.
Step 44, Attenuation = 4 dB, Rx = 100000 ohms, Ry = 170971 ohms.
Step 45, Attenuation = 3 dB, Rx = 100000 ohms, Ry = 242402 ohms.
Step 46, Attenuation = 2 dB, Rx = 100000 ohms, Ry = 386212 ohms.
Step 47, Attenuation = 1 dB, Rx = 100000 ohms, Ry = 819548 ohms.
Step 48, Attenuation = 0 dB, Rx = 100000 ohms, Ry = Infinity ohms
Step 45, Attenuation = 3 dB, Rx = 50000 ohms, Ry = 121201 ohms.
Step 46, Attenuation = 2 dB, Rx = 50000 ohms, Ry = 193106 ohms.
Step 47, Attenuation = 1 dB, Rx = 50000 ohms, Ry = 409774 ohms.
Step 48, Attenuation = 0 dB, Rx = 50000 ohms, Ry = Infinity ohms.
Διάλεξα μερικές τιμές από τις παραπάνω, είναι εύκολο να αλλάξεις την σταθερή αντίσταση πχ από 100Κ σε 20Κ και θα δεις τις παρακάτω διαφορές, λογικά θα είναι και πάλι πλήρες λειτουργικό με μόνο πρόβλημα να μη μπορεί να χαμηλώσει αρκετά μόνο 60db attenuation.
https://www.google.gr/url?sa=t&rct=...9OVDn3pFJNcxngCpg&sig2=gwOordP-00hcXBO3jP9VpA