Model: 661

Crystal Controlled Oscillator

Properties:

Overall Length
13.400 inches
Overall Height
1.400 inches
Overall Width
6.600 inches
Basic Shape Style
Irregular
Circuit Construction Type
Any acceptable
Frequency Per Channel
2.600 kilohertz operating channel
Impedance Rating Per Channel
35.000 ohms output channel
External Dc Operating Voltage In Volts
21.0 single voltage and 55.0 single voltage
Fsc Application Data
Amplifier, audio frequency, telephone and telegraph
NSN
5955-00-493-2987
Part Number
661
Description
Oscillator,crystal Controlled
CAGE

An oscillator whose operating frequency(ies) is controlled by a crystal unit, quartz. For an oscillator controlled by a device other than a crystal, see oscillator (1), noncrystal controlled. See also generator, signal; and calibrator, frequency. Excludes frequency supply, telephone carrier; resonator, tuning fork; and oscillator, pulse delay.

Part 661 NSN 5955-00-493-2987

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
34690
FIIG:
A32200
Concept No.:
1
App. Key:
A
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061700
UFC:
34580
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8541600060
  • SITC: 77681
  • End Use: Semiconductors
  • NAICS: 334419
  • USDA: 1

Freight Class: Mounted piezoelectric crystals, quartz, designed for operating frequencies exceeding 20 mhz

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