500 kHz (2312 bytes)
1: ...lished. All large ships at sea had to monitor 500 kHz at all times, either with a licensed radio operat...
3: ...ess and all routine communications shifted to 512 kHz.
5: ... proposals to allocate frequencies at or near 500 kHz to [[amateur radio]] use.
9: ...osal for experimental amateur radio access to 500 kHz

Beta (time signal) (637 bytes)
12: ...ransmitted on 20.5 kHz, 23 kHz, 25.1 kHz and 25.5 kHz. These transmitters are also used at times when n...

Spectral masking (615 bytes)
3: ...-1_1k.wav Listen to a loud 1 kHz tone, a soft 1.1 kHz tone, and the sum of the two tones.]) This too, ...

AM transmitter Droitwich (1186 bytes)
1: ...n frequency was 200 kHz until 1989 and is now 198 kHz. It is derived from <!-- wording? --> an atomic c...
5: ...ng radio programmes on 693 kHz, 1053 kHz and 1215 kHz.

Pilot signal (1821 bytes)
3: ...he third harmonic of the pilot (19&times;3, or 57 kHz) is used for [[Radio Data System]].
9: ...[NTSC]] television system, a pilot tone of 15.734 kHz is used to indicate the presence of [[Multichanne...

Tay AM (2003 bytes)
12: ... 1em 0.4em 0; vertical-align: top">1584 kHz, 1162 kHz</td>

Multiplex baseband (1153 bytes)
7: ...a super group having a baseband of 312 kHz to 552 kHz. This baseband, however, does not represent a gro...

Valleys Radio (1982 bytes)
12: ...m 1em 0.4em 0; vertical-align: top">1116 kHz, 999 kHz</td>

High frequency limit (1018 bytes)
3: ... can only hear frequencies between 20 Hz and 20.5 kHz. So-called "silent" [[dog whistle]]s exploit thi...
4: ...han the calculated [[Nyquist-Shannon]] rate of 41 kHz to allow for the cut-off slope of a reasonable ba...

MPEG-4 AAC-SSR (1829 bytes)
13: ... 128 kbit/s, sample rate = 48 kHz, f_lowpass = 20 kHz
14: ... 120 kbit/s, sample rate = 48 kHz, f_lowpass = 18 kHz
15: ... 100 kbit/s, sample rate = 24 kHz, f_lowpass = 12 kHz
16: ... 65 kbit/s, sample rate = 12 kHz, f_lowpass = 6 kHz
19: ...o for normal 64 kbit/s AAC a bandwidth of 14...16 kHz is

Twenty second pulse (368 bytes)
1: ...y low frequency|VLF]] range between 17 kHz and 18 kHz with a duration of 20 seconds. Twenty second puls...

Classic Gold GEM (1981 bytes)
12: ...em 1em 0.4em 0; vertical-align: top">999 kHz, 945 kHz</td>

Classic Gold WABC (2006 bytes)
12: ...m 1em 0.4em 0; vertical-align: top">990 kHz, 1017 kHz</td>

Kilohertz (398 bytes)
1: ...al to 1,000 [[hertz]] (1,000 cycles per second). kHz is most commonly used in reference to [[radio fre...

Sendeanlage Bisamberg (669 bytes)
3: ...5 kHz, while the smaller one is designed for 1476 kHz.
6: On July 1st, 1997 the transmitter for 1476 kHz was reactivated.

Center frequency (1772 bytes)
11: ...00 kHz, is transmitting from 1495.5 kHz to 1504.5 kHz.<br>
14: f_0 = 1500 \, \mathrm{kHz}
19: f_0 \approx 1499.993 \, \mathrm{kHz}

Pulse Classic Gold (2065 bytes)
12: ... 1em 0.4em 0; vertical-align: top">1278 kHz, 1530 kHz</td>

Towers of Santa Palomba (309 bytes)
1: ... for medium wave transmission on 846 kHz and 1332 kHz.

Low frequency (2025 bytes)
1: ...F|Radio Frequencies]] (RF) in the range of 30-300 kHz. In Europe, part of the LF spectrum is used for [...
3: ...ts/meter. Also, emissions outside of the 160-190 kHz band must be attenuated by at least 20 dB below t...
5: ...s a 2.8 kHz sliver of spectrum, from 71.6 to 74.4 kHz and has been available to Amateur Radio operators...
7: A 136 kHz allocation (135.7 to 137.8 kHz) band is available to French Radio Amateurs with ...

Narrowband modem (510 bytes)
1: ...ted through, a voice [[channel]] with a nominal 4 kHz [[bandwidth]].
3: ...operation]] over a voice channel with a nominal 3 kHz bandwidth.

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