TRANSMITTER |
Power Output: |
adjustable up to 100 watts |
|
(25 watts AM Carrier) |
Duty Cycle: |
100% @ 50 watts, 100% @ 100
watts |
|
(FM & RTTY, 3-minute TX) |
Modulation Types: SSB: |
J3E Balanced, Filtered
Carrier |
AM: |
A3E Low level (early stage) |
FM: |
F3E Variable Reactance |
AFSK: |
J1D, J2D Audio Frequency
Shift Keying |
Maximum FM Deviation: |
±2.5 kHz |
FSK Shift Frequencies: |
170, 425 and 850 Hz |
Packet Shift Frequencies: |
200, 1000 Hz |
Harmonic radiation: |
at least 50dB below peak
output |
SSB carrier suppression: |
at least 40dB below peak
output |
Undesired sideband suppression: |
at least 50dB below peak
output |
Audio response (SSB): |
not more than than -6dB
from 400 to 2800 Hz |
3rd-order IMD: |
-31dB @ 100 watts PEP, or
better |
Microphone impedance: |
500 to 600 Ohm |
RECEIVER |
Circuit type: |
quad-conversion superheterodyne |
|
(triple conversion for FM) |
Intermediate Frequencies: |
Main RX |
Sub RX |
70.455 MHz |
47.21 MHz |
8.215 MHz |
455 kHz |
455 kHz |
|
10.25 kHz (EDSP) |
| |
Sensitivity (For 10 dB S/N): |
IPO |
ON |
OFF |
OFF |
OFF |
Freq ->
Mode |
150 ~ 250 kHz |
250 ~ 500 kHz |
0.5 ~ 1.8 MHz |
1.8 ~ 30 MHz |
SSB, CW (2.4 kHz) |
5 uV |
4 uV |
2 uV |
0.25 uV |
AM (6 kHz) |
40 uV |
32 uV |
16 uV |
2 uV |
29 MHz FM (12 dB SINAD) |
- |
- |
- |
0.5 uV | |
|
|
Selectivity (-6 / -60 dB): |
Button |
Modes |
Min -6dB BW |
Max -60 dB BW |
2.4 kHz |
all except FM |
2.2 kHz |
4.2 kHz |
2.0 kHz |
all exc. AM, FM |
2.0 kHz |
3.6 kHz |
500 Hz |
CW, RTTY, Packet |
500 Hz |
1.8 kHz |
250 Hz |
CW, RTTY |
250 Hz |
700 Hz |
- |
AM (Wide) |
4 kHz |
14 kHz |
|
FM |
8 kHz |
19 kHz | |
|
|
Dynamic Range: |
108 dB (@ 50 kHz, 500 Hz BW, RF amp
off) |
Squelch sensitivity: |
|
1.8 ~ 30 MHz: |
(CW, SSB, AM): <2.0uV |
28 ~ 30 MHz: |
(FM): <0.32uV |
IF rejection (1.8 ~ 30 MHz): |
80 dB or better (Main RX) |
|
60 dB or better (Sub RX) |
Image rejection: (1.8 ~ 30 MHz): |
80 dB or better (Main) |
|
50 dB or better (Sub) |
IF shift range: |
±1.12 kHz |
Max audio output: |
1.5W into 4 Ohms with < 10% THD |
Audio output impedance: |
4 to 8 Ohm |