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Last modified 2025-09-03

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SEA 330

A picture of SEA 330

SPECIFICATIONS

GENERAL
Type:Marine HF transceiver
Frequency range: TX: 1.6-30 MHz
RX: 0.49-30 MHz
Tuning steps:Channelized in 100 Hz resolution
Frequency stability:0.4 ppm @ -30 to +50°C (-22 to +122°F)
Mode:AM / SSB / Telex
Channels / memory management: 90 user programmable
1000 preprogrammed
Duplex shift / offset:According to bandplan, and also programmable
Power supply:24 VDC ±15%
Current drain / power consumption:RX: Max 1.5 A
TX: Max Max 15.5 A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):Radio: 356*305*185 mm (14*12*7.3")
Controller: 292*155*81 mm (11.5*6.1*3.2")
Weight:Radio: 8 Kg (17.6 lb)
Controller: 1.6 Kg (3.5 lb)
Other features: 2182 KHz button. Scanning. Intercom (Requires additional controller units).
GMDSS approved. Distress alarm. SEABUSS. Separate radio and controller




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 70 MHz
2nd IF: 10.7 MHz
Sensitivity: AM: Better than 4 uV (12 dB SINAD)
SSB: Better than 1 uV (12 dB SINAD)
Squelch sensitivity:SINAD >5 dB (Threshold)
Selectivity: SSB: 2.35 KHz (No dB reference)
Telex: 500 Hz (No dB reference)
Image rejection:
AF output power / speaker:4 W at 10% distortion / 4 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: Below 4 MHz: Max 150 W (PEP)
Above 4 MHz: Max 300 W (PEP)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -68 dB
Microphone impedance / connector:? ohm / Fixed spiral cord
Microphone input level:? mV




MISCELLANEOUS
Manufactured:USA, 1995-199x (Discontinued)
Additional info: FCC ID: BZ68RISEA330
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
1630
?
Antenna tuner unit
AC power supply