ATA Database

Resources for vintage devices.

CDMA Channel Frequency Calculator (based on C.S0057)

Enter Band Class:
Enter Channel Number:

Tx Frequency (Hz):
Rx Frequency (Hz):

Preferred Set Channels for SR1 (Band Class-compatible CDMA phones will scan these channels first, or exclusively use these channels):

Band Class 0 (800MHz)

System Designator A: 283, 779, 40, 1273 (Primary), 691, 738, 1022, 40 (Secondary)
System Designator B: 384, 486 (Primary), 777, 568 (Secondary)

Band Class 1 (1900MHZ)

Block Designator A: 25, 50, 75, 100, 125, 150, 175, 200, 225, 250, 275
Block Designator D: 325, 350, 375
Block Designator B: 425, 450, 475, 500, 525, 500, 575, 600, 625, 650, 675
Block Designator E: 725, 750, 775
Block Designator F: 825, 850, 875
Block Designator C: 925, 950, 975, 1000, 1025, 1050, 1075, 1100, 1125, 1150, 1175

Band Class 3 (JTACS)

System Designator A: 76 (Primary), 872 (Secondary)
System Designator B: Not specified

Band Class 10 (Secondary 800MHz Band)

System Designator A: 50, 100, 150
System Designator B: 250, 300, 350
System Designator C: 450, 500, 550
System Designator D: 650, 670
System Designator E: 820