Return to Home Page

Drake R7A
Specifications

Return to Drake R7A

Discontinued Communications Receivers 

Drake logo

 

 

Specifications

Frequency Range ...... 10 - 30000 kHz
AC Power ............. 100/120/200/240 VAC
                       50 or 60 Hz  60 Watts
DC Power ............. 11-16 VDC (13.8 VDC nominal) @ 3 Amps
Antenna Input ......   50 ohms nominal
Selectivity ..........  @ -6dB     @ -60dB
                        9.0 kHz   < 10.0 kHz
                        2.3 kHz   < 4.1 kHz
                         .5 kHz   < 1.5 kHz
Ultimate Selectivity   > 100 dB
Image Rejection ...... > 80 dB
I.F. Rejection ....... > 80 dB  
Dynamic Range ........ 100 dB
Notch Filter Attn. ... 40 dB min Depth (500-5000 Hz)
Sensitivity .......... 10 dB S+ N/N
   SSB/CW                < 0.2µV   1.8-30 MHz             
   AM                   < 1.2µV   1.8-30 MHz
Freq. Stability ...... ± 1 kHz first hour, 150 Hz thereafter
Freq. Accuracy ....... ± 1 kHz
Intermediate Freqs. .. 1st IF = 48.050 MHz
                       2nd IF = 5645 kHz
                       3rd IF = 50 kHz
Ext. Speaker Output .. 2.5 Watts, 4 Ohms.
                       < 10% distortion
Dimensions ........... 13.6W x 4.6H x 13D inches (346x116x330mm)
Weight ............... 18.4 Lbs.(8.34 kg) 


Copyright 2004-2013, Universal Radio, Inc.