https://rep.pt/cloudlog/assets/js/radiohelpers.js

1function frequencyToBand(frequency) {
2	result = parseInt(frequency);
3				
4	if(result >= 14000000 && result <= 14400000) {
5		return '20m';
6	}
7	else if(result >= 18000000 && result <= 19000000) {
8		return '17m';
9	}
10	else if(result >= 1810000 && result <= 2000000) {
11		return '160m';
12	}
13	else if(result >= 3000000 && result <= 4000000) {
14		return '80m';
15	}
16	else if(result >= 5250000 && result <= 5450000) {
17		return '60m';
18	}
19	else if(result >= 7000000 && result <= 7500000) {
20		return '40m';
21	}
22	else if(result >= 10000000 && result <= 11000000) {
23		return '30m';
24	}
25	else if(result >= 21000000 && result <= 21600000) {
26		return '15m';
27	}
28	else if(result >= 24000000 && result <= 25000000) {
29		return '12m';
30	}
31	else if(result >= 28000000 && result <= 30000000) {
32		return '10m';
33	}
34	else if(result >= 50000000 && result <= 56000000) {
35		return '6m';
36	}
37	else if(result >= 144000000 && result <= 148000000) {
38		return '2m';
39	}
40	else if(result >= 219000000 && result <= 225000000) {
41		return '1.25m';
42	}
43	else if(result >= 430000000 && result <= 440000000) {
44		return '70cm';
45	}
46	else if(result >= 902000000 && result <= 928000000) {
47		return '33cm';
48	}
49	else if(result >= 1200000000 && result <= 1600000000) {
50		return '23cm';
51	}
52	else if(result >= 2300800000 && result <= 2890800000) {
53		return '13cm';
54	}
55	else if(result >= 3300000000 && result <= 3450000000) {
56		return '9cm';
57	}
58	else if(result >= 5650000000 && result <= 5700000000) {
59		return '6cm';
60	}
61	else if(result >= 10125000000 && result <= 10525000000) {
62		return '3cm';
63	}
64}
65
66function LatLng2Loc(y, x, num) {
67	if (x<-180) {x=x+360;}
68	if (x>180) {x=x-360;}
69	var yqth, yi, yk, ydiv, yres, ylp, y;
70    var ycalc = new Array(0,0,0);
71    var yn    = new Array(0,0,0,0,0,0,0);
72
73    var ydiv_arr=new Array(10, 1, 1/24, 1/240, 1/240/24);
74    ycalc[0] = (x + 180)/2;
75    ycalc[1] =  y +  90;
76
77    for (yi = 0; yi < 2; yi++) {
78	for (yk = 0; yk < 5; yk++) {
79	    ydiv = ydiv_arr[yk];
80	    yres = ycalc[yi] / ydiv;
81	    ycalc[yi] = yres;
82	    if (ycalc[yi] > 0) ylp = Math.floor(yres); else ylp = Math.ceil(yres);
83	    ycalc[yi] = (ycalc[yi] - ylp) * ydiv;
84	    yn[2*yk + yi] = ylp;
85	}
86    }
87
88    var qthloc="";
89    if (num >= 2) qthloc+=String.fromCharCode(yn[0] + 0x41) + String.fromCharCode(yn[1] + 0x41);
90    if (num >= 4) qthloc+=String.fromCharCode(yn[2] + 0x30) + String.fromCharCode(yn[3] + 0x30);
91    if (num >= 6) qthloc+=String.fromCharCode(yn[4] + 0x41) + String.fromCharCode(yn[5] + 0x41);
92    if (num >= 8) qthloc+=' ' + String.fromCharCode(yn[6] + 0x30) + String.fromCharCode(yn[7] + 0x30);
93    if (num >= 10) qthloc+=String.fromCharCode(yn[8] + 0x61) + String.fromCharCode(yn[9] + 0x61);
94	return qthloc;
95	
96}