SS7900

CRT
SS7900

Specifications

Prices

Mobile & desktop radio transceiver for the 28 MHz band, export version also operative on CB 27 MHz. Sub-bands with 40 channels in each band, fully programmable. AM, FM, USB, LSB modes. Output power 12W AM, 30W FM, 30W SSB. CTCSS / DCS code, power meter, SWR meter, echo function, HI-Cut function, up/down key on microphone.

Reference market : amateur-radio

SS7900 specifications

General

Frequency coverage
Receive	28.0000 ~ 29.7000 MHz 25.6150 ~ 30.1050 MHz [1]
Transmit	28.0000 ~ 29.7000 MHz 25.6150 ~ 30.1050 MHz [1]
Mode
LSB / USB / AM / FM
Tuning step
100 Hz / 1 / 10 / 100 KHz / 1 MHz

Receiver

Sensitivity
SSB	0.25 uV (10dB S+N/N)
AM	1.0 uV (10dB S+N/N)
FM	1.0 uV (10dB S+N/N)
Selectivity
SSB	70dB on adjacent channel
AM / FM	60dB on adjacent channel
Image rejection
> 65 dB
ANL (Automatic Noise Limiter)
Yes
AGC (Automatic Gain Control)
< 10dB change in audio output for 80dB input range
Frequency stability
± 5 ppm max
IF (Intermediate Frequency)
1°	10.695 MHz
2°	455 KHz (AM/FM)
Squelch sensitivity
< 1 uV (threshold)
Audio response
300~3000 Hz (AM/FM) 450~2500 Hz (SSB)

Transmitter

Output power
SSB	30 W PEP (adjustable)
AM	12 W (adjustable)
FM	30 W (adjustable)
Carrier suppression (SSB)
55 dB
Unwanted sideband suppression (SSB)
50 dB
Audio response
300~3000 Hz (AM/FM) 450~2500 Hz (SSB)

Features

Memory
40 channels in each band (A/B/C/D/E/F/G/H/I/J*) 6 regular memories 2 predefined emergency channels
Display
100 Hz frequency resolution 32-segments signal meter bar
Antenna
SO239 50Ω
Power supply
13.8 VDC (nominal)
Power consumption
8.0A TX, max power
Audio power
3 W on 8Ω
Audio output
Jack 3.5 mm external speaker (8Ω)
Connections
Jack 3.5 mm (PA)

Mechanical and environmental data

Operating temperature
from -20°C to +50°C
Dimensions
250 (W) x 60 (H) x 280 (D) mm
Weight
1.5kg

Export version.

SS7900 description :

The SS-7900 (under names as Superstar 7900 or Anytone AT-5555N too), a high power radio with big multi-function LCD display, can be used as 10 meter amateur mobile / desktop transceiver or 11 meter CB after a simple modification. Features: Signal / Power / SWR level indicator, automatic squelch on AM/FM, adjustable output power, Scan function, dual watch, emergency channel function, + 10 KHz key, Echo function, Clarifier (± 1.5 KHz adjustment), frequency offset function (100 Hz to 5 MHz), 38 CTCSS / 104 DCS encoder/decoder, Roger Beep Function, NB & HI-CUT filters, RF-gain, Mic-gain (from menu), time-out-timer (TOT), SWR & power supply voltage protection, flexible menu function and PC program software.

SS7900 sub-bands :

Band / Frequencies (out of box)
Band A	28.0000 ~ 28.1950 MHz
Band B	28.2000 ~ 28.3950 MHz
Band C	28.4000 ~ 28.5950 MHz
Band D	28.6000 ~ 28.7950 MHz
Band E	28.8000 ~ 28.9950 MHz
Band F	29.0000 ~ 29.1950 MHz
Band G	29.2000 ~ 29.3950 MHz
Band H	29.4000 ~ 29.5950 MHz
Band I	29.6000 ~ 29.6950 MHz
Band J	---
Band / Frequencies (modified, typ)
Band A	25.615 ~ 26.005 MHz
Band B	26.065 ~ 26.505 MHz
Band C	26.515 ~ 26.955 MHz
Band D	26.965 ~ 27.405 MHz
Band E	27.415 ~ 27.855 MHz
Band F	27.865 ~ 28.305 MHz
Band G	28.315 ~ 28.755 MHz
Band H	28.765 ~ 29.205 MHz
Band I	29.215 ~ 29.655 MHz
Band J	29.665 ~ 30.105 MHz

SS7900 price

We have collected for your convenience the CRT SS7900 sale price (US Dollar) and its trend over time. Useful to guarantee a cheaper purchase of this radio and to put it for sale in the second-hand market. Of course offers, accessories, warranty terms and conditions can lead to different figures.

Price	Date	Condition
USD 249.00 (235EUR)	2023-mar	Brand-new
USD 220.80 (190EUR)	2021-oct	Brand-new
USD 220.00 (189EUR)	2020-apr	Brand-new
USD 227.00 (175GBP)	2020-mar	Brand-new

SS7900 review

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