Audio Frequency Technology
| Audio Frequency Technology |
Active Audio Filters Part I |
D E Schmitzer, DJ4BG |
1969/4 |
218 - 225 |
| Audio Frequency Technology |
Active Audio Filters Part II |
D E Schmitzer, DJ4BG |
1969/4 |
226 - 235 |
| Audio Frequency Technology |
Steep Skirted Active Audio Filters |
D E Schmitzer. DJ4BG |
1970/4 |
210 - 216 |
| Audio Frequency Technology |
Speech Processing |
D E Schmitzer. DJ4BG |
1970/4 |
217 - 224 |
| Audio Frequency Technology |
Speech Processing - Practical Circuit of an Efficient Clipper |
D E Schmitzer. DJ4BG |
1971/1 |
1 - 5 |
| Audio Frequency Technology |
An Integrated Audio Amplifier Using the PA237 |
D E Schmitzer. DJ4BG |
1971/2 |
115 - 120 |
| Audio Frequency Technology |
An Audio Frequency RTTY Converter |
Dr A Gschwindt, HA8WH |
1971/4 |
224 - 232 |
| Audio Frequency Technology |
A Simple Modulator for FM Transmitters |
K P Timmann, DJ9ZR |
1971/4 |
233 - 234 |
| Audio Frequency Technology |
An Integrated AF Amplifier and Voltage Stabaliser |
D E Schmitzer, DJ4BG |
1972/1 |
34 - 39 |
| Audio Frequency Technology |
An Integrated Receiver System for AM, FM, SSB and CW Part 4 : AF Amplifier and CW Filter |
H J Franke, DK1PN |
1973/4 |
208 - 211 |
| Audio Frequency Technology |
An Integrated Receiver System for AM, FM, SSB and CW Part 6 : PSU, AF Low Pass Filter and S Meter |
H J Franke, DK1PN |
1974/2 |
107 - 113 |
| Audio Frequency Technology |
Active Bandpass Filters Using RC Components Part 1 : Theory |
D E Schmitzer, DJ4BG |
1975/1 |
15 - 20 |
| Audio Frequency Technology |
Active Bandpass Filters Using RC Components Part 2 : Practical Construction |
D E Schmitzer, DJ4BG |
1975/2 |
93 - 102 |
| Audio Frequency Technology |
A Second Version of the Modular AF Amplifier and Voltage Stabaliser |
D E Schmitzer, DJ4BG |
1976/3 |
175 - 180 |
| Audio Frequency Technology |
Calling Tone Decoder and Oscillator |
R Reuter, DC6FC |
1976/4 |
252 - 255 |
| Audio Frequency Technology |
Interesting Linear Integrated Circuits |
D E Schmitzer, DJ4BG |
1977/1 |
44 - 51 |
| Audio Frequency Technology |
A Triangular Wave Generator |
H J Ehrke, DC7LE |
1977/2 |
121 - 123 |
| Audio Frequency Technology |
An FM Transceiver for the 2 m band Part 1 : The Receiver |
J Kestler, DK1OF |
1979/1 |
44 - 53 |
| Audio Frequency Technology |
Switched Capacitor Audio Filter |
Werner Rahe, DC8NR |
1987/2 |
113 - 125 |
| Audio Frequency Technology |
Digital Speech Store |
Wolfgang Scneider, DJ8ES |
2001/2 |
87 - 91 |
| Audio Frequency Technology |
Digital Speech Store, Instructions and Improvements to the article in issue 2/2001 |
Wolfgang Schneider, DJ8ES |
2001/3 |
156 - 157 |
| Audio Frequency Technology |
Speech Store With Integrated Sequencer |
Wolfgang Schneider, DJ8ES |
2002/2 |
87 - 94 |
| Audio Frequency Technology |
Universal sound card inteface for digital modes |
Wolfgang Schneider, DJ8ES |
2004/1 |
7 - 12 |