.
Mixer
R.F. Amplifiers
I.F. Amplifiers
A.F. Amplifiers
51.20Mhz
144.15Mhz
432.29Mhz
1370.77Mhz
Be generated with the minimum power supply consumption
Only be suitable for morse and data
Contain less harmonics then the input
Be an amplified replica of the input waveform
No fewer than 50 pages
Be obtained from the City and Guilds
Not be loose leaf
Be loose leaf
40 m
30 m
160 m
2 m
A Social Club for Ex Servicemen
An organisation for the furtherance of Amateur Radio
A church organisation
A political organisation they support
With an oscilloscope
Once a month
Every six month
From time to time
Variation in receiver sensitivity
Clouds passing overhead
Movement of the antenna
Summation of signals arriving from different paths
By improving the SWR
By the use of an Aerial Tuning Unit (A.T.U)
Use of a linear power amplifier
By switching to Upper Sideband
Minimize Interference between different modes
Is a license condition which must be compiled with
Is only applicable in the 2 meter band
Is only applicable for SSTV and digital modes
Should be illuminated with the word danger on it
Should be red in color
Function and position known to all household members
Must be mounted out of the reach of children
4000 dbw
14 dbw
23 dbw
26 dbw
Increase the supply voltage
Increase the supply current
Increase the supply power
Increase the impedance of the supply
Notch Filter
R.F Gain
A.F. Gain
Squelch
Low Pass Filter
High Pass Filter
Band Pass Filter
Band -stop Filter
100 uF aluminium electrolytic capacitor
NF Ceramic Capacitor
10 mF Tantalum bead capacitor
0.1 pf Silvered Mica capacitor
The antenna is too high
There are strong R.F. signals in close proximity
The brightness of the TV is excessive
The rig is being operated out of band
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