Yaesu FR-101 Manual

FR-101
COMMUNICATIONS RECEIVER
•
GENERAL DESCRIPTION
The model FR-101 is a solid-state communications
receiver designed to provide extreme flexibility that even
the most demanding amateur desires with provisions for
all mode reception on twenty one 500 KHz amateur and
major shortwave broadcast bands from 160 through 2
meters . The versatile FR-I 01 receiver is capable of
t.ransceive or independent receive and transmit function
with the matching FL-101 transmitter or FT-101 E/ 277E
transceiver.
New, solid-state technology, with features such as a
double-balanced mixer, offer unparalleled performance
and rejection of cross-modulation and intermodulation
interference. All circuits are composed of standard ,
computor type, plug-in modules, for reliable operation
and service• simplicity. A linear tuning, temperature
compensated VFO with I KHz frequency readability is
incorporated. A .100 KHz/ 25 KHz crystal calibrator is
built-in. The FR-101 also includes fast attack/slow
release AGC for SSB or AM and fast release for CW. lf
desired, the AGC can be completely disabled. A built-in
noise blanker with adjustable threshold control provides
excellent elimination of most impulse type noise.
In addition to external VFO operation, a crystal
oscillator is built-in for crystal-control operation of 4
channels of fixed frequency reception. The FR-I 01
includes a self-contained AC power supply · adjustable
from 100/ 110/117 /200/ 220/234 volt AC when the
primary power transformer winding is appropriately
wired.
The SP -101PB/277PB phone-patch and external.speaker
combination is a useful accessory for amateur operation.