Frequency Counter

What is the relationship between the frequency counter and displayed in thermometer?

both use 8-bit LED display

RARE Heathkit Digital Frequency Counter Model  IM 2420 Excellent condition
RARE Heathkit Digital Frequency Counter Model IM 2420 Excellent condition
$99.00
Time Remaining: 1d 12h 50m
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Hewlett Packard 5381A Frequency Counter w Manual CordExc Tested
Hewlett Packard 5381A Frequency Counter w Manual CordExc Tested
$50.00
Time Remaining: 1d 14h 29m

GY560 Two Way Radio Portable 50MHz 2400MHz Frequency Counter Meter
GY560 Two Way Radio Portable 50MHz 2400MHz Frequency Counter Meter
$15.99
Time Remaining: 2d 19m

Gy561 Handheld Frequency Counter Meter for 2 Way Radio Walkie Talkie
Gy561 Handheld Frequency Counter Meter for 2 Way Radio Walkie Talkie
$45.99
Time Remaining: 2d 22m

Frequency Counter Radio Shack Cat No 22 306
Frequency Counter Radio Shack Cat No 22 306
$39.99
Time Remaining: 2d 5h 41m
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Frequency Counter
Frequency Counter
$40.00
Time Remaining: 2d 13h 46m

PRIDE Electronics TF 1000 TIME FREQUENCY COUNTER
PRIDE Electronics TF 1000 TIME FREQUENCY COUNTER
$25.00
Time Remaining: 2d 17h 7m

GOOIT GY560 50Mhz to 24Ghz PORTABLE FREQUENCY COUNTER radio
GOOIT GY560 50Mhz to 24Ghz PORTABLE FREQUENCY COUNTER radio
$25.50
Time Remaining: 3d 4h 41m
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SCHLUMBERGER SM 110 C PROGRAMMABLE FREQUENCY COUNTER  HAM RADIO
SCHLUMBERGER SM 110 C PROGRAMMABLE FREQUENCY COUNTER HAM RADIO
$55.00
Time Remaining: 3d 10h 36m
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Palomar FC 40 Frequency Counter In good shape and works well
Palomar FC 40 Frequency Counter In good shape and works well
$75.00
Time Remaining: 4d 10h 22m
Buy It Now for only: $75.00

NEW SINOMETER VC2000 BENCH FREQUENCY COUNTER 2 Hz 24 gHz USA SHIPPING
NEW SINOMETER VC2000 BENCH FREQUENCY COUNTER 2 Hz 24 gHz USA SHIPPING
$109.95
Time Remaining: 4d 19h 12m
Buy It Now for only: $109.95

STARTEK ATH 70 FREQUENCY COUNTER 10Hz 28GHz + TCXO + 12 HR BAT
STARTEK ATH 70 FREQUENCY COUNTER 10Hz 28GHz + TCXO + 12 HR BAT
$465.00
Time Remaining: 5d 12h 14m
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Sencore FC71 Frequency Counter
Sencore FC71 Frequency Counter
$1.00 (1 Bid)
Time Remaining: 5d 16h 23m
Buy It Now for only: $135.00

RadioShack LCD RF Frequency Counter 22 306 UNUSED ORIGINAL
RadioShack LCD RF Frequency Counter 22 306 UNUSED ORIGINAL
$47.95
Time Remaining: 5d 19h 26m
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RF Power Meter  Frequency Counter GY561 with SMA F to SMA F Cable
RF Power Meter Frequency Counter GY561 with SMA F to SMA F Cable
$47.99
Time Remaining: 5d 23h 24m
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HAM RADIO HEATH SCHLUMBERGER HEATHKIT SM 105A FREQUENCY COUNTER LOOK
HAM RADIO HEATH SCHLUMBERGER HEATHKIT SM 105A FREQUENCY COUNTER LOOK
$29.95
Time Remaining: 8d 13h 19m
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YAEGE FC 1 Portable Frequency Counter for Two way Radio Wide Rang 10Hz 26GHz
YAEGE FC 1 Portable Frequency Counter for Two way Radio Wide Rang 10Hz 26GHz
$53.90
Time Remaining: 8d 21h 56m
Buy It Now for only: $53.90

GOOIT GY560 Portable Frequency Counter for Two Way Radio Range 50Mhz to 24Ghz
GOOIT GY560 Portable Frequency Counter for Two Way Radio Range 50Mhz to 24Ghz
$25.80
Time Remaining: 8d 21h 57m
Buy It Now for only: $25.80

GOOIT GY561 Frequency Counter  Power Meter Range 1Mhz 2400Mhz
GOOIT GY561 Frequency Counter Power Meter Range 1Mhz 2400Mhz
$53.00
Time Remaining: 8d 21h 58m
Buy It Now for only: $53.00

RK560 Camo Radio Frequency Counter CTCSS DCS Decoder 50 2400MHZ with Antenna
RK560 Camo Radio Frequency Counter CTCSS DCS Decoder 50 2400MHZ with Antenna
$38.56
Time Remaining: 9d 19h 41m
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50MHz LCD Frequency Counter Module with IF Offset Free UK Postage
50MHz LCD Frequency Counter Module with IF Offset Free UK Postage
$38.94
Time Remaining: 10d 2h 58m
Buy It Now for only: $38.94

STARTEK ATH 70 FREQUENCY COUNTER 10HZ 28GHZ 12 HR BAT OPR
STARTEK ATH 70 FREQUENCY COUNTER 10HZ 28GHZ 12 HR BAT OPR
$370.00
Time Remaining: 11d 18h 36m
Buy It Now for only: $370.00

GOOIT GY560 Portable Frequency Counter for PX 777 PX888
GOOIT GY560 Portable Frequency Counter for PX 777 PX888
$23.50
Time Remaining: 12d 22h 47m
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Frequency Counter 40 MHZ RED
Frequency Counter 40 MHZ RED
$18.00
Time Remaining: 14d 5h 48m
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Frequency Counter 40 MHZ GREEN
Frequency Counter 40 MHZ GREEN
$18.00
Time Remaining: 14d 5h 53m
Buy It Now for only: $18.00

FC 1 Frequency Counter 10Hz 26GHz for PX 888 KG UVD1P
FC 1 Frequency Counter 10Hz 26GHz for PX 888 KG UVD1P
$53.90
Time Remaining: 14d 7h 51m
Buy It Now for only: $53.90

MFJ 886B Compact Handheld Frequency Counter 3 MHz TO 28 GHz 110 220VAC
MFJ 886B Compact Handheld Frequency Counter 3 MHz TO 28 GHz 110 220VAC
$127.95
Time Remaining: 14d 12h 29m
Buy It Now for only: $127.95

VINTAGE HAM RADIO YAESU YC 355D NIXIE TUBE DISPLAY FREQUENCY COUNTER LOOK
VINTAGE HAM RADIO YAESU YC 355D NIXIE TUBE DISPLAY FREQUENCY COUNTER LOOK
$39.95
Time Remaining: 15d 8h 29m
Buy It Now for only: $39.95

HP Agilent 53131A 52181A 53132A Clone Option 030 3GHz Frequency Counter
HP Agilent 53131A 52181A 53132A Clone Option 030 3GHz Frequency Counter
$89.99
Time Remaining: 16d 5h 32m
Buy It Now for only: $89.99

NEW STARTEK ATH 60 FREQUENCY COUNTER  RF DETECTOR
NEW STARTEK ATH 60 FREQUENCY COUNTER RF DETECTOR
$220.00
Time Remaining: 16d 20h 30m
Buy It Now for only: $220.00

MFJ 886B FREQUENCY COUNTER 3 MHZ TO 28 GHZ 110 220VAC BRAND NEW
MFJ 886B FREQUENCY COUNTER 3 MHZ TO 28 GHZ 110 220VAC BRAND NEW
$127.95
Time Remaining: 17d 8h 24m
Buy It Now for only: $127.95

FC 1 Portable Frequency Counter 10Hz 26GHz for VX 7R
FC 1 Portable Frequency Counter 10Hz 26GHz for VX 7R
$64.00
Time Remaining: 18d 7h 16m
Buy It Now for only: $64.00

Frequency Counter Radio Shack Cat No 22 306
Frequency Counter Radio Shack Cat No 22 306
$59.00
Time Remaining: 20d 9h 37m
Buy It Now for only: $59.00

HEATH ZENITH SM 2410 DIGITAL FREQUENCY COUNTER
HEATH ZENITH SM 2410 DIGITAL FREQUENCY COUNTER
$94.50
Time Remaining: 22d 17h 10m
Buy It Now for only: $94.50

STARTEK ATH 65 HAND HELD FREQUENCY COUNTER RF DETECTOR PRO QUALITY FROM USA
STARTEK ATH 65 HAND HELD FREQUENCY COUNTER RF DETECTOR PRO QUALITY FROM USA
$270.00
Time Remaining: 23d 13h 57m
Buy It Now for only: $270.00

Gy561 Handheld Frequency Counter Meter for 2 Way Radio Walkie Talkie
Gy561 Handheld Frequency Counter Meter for 2 Way Radio Walkie Talkie
$45.99
Time Remaining: 25d 1h 26m
Buy It Now for only: $45.99

GY560 Two Way Radio Portable 50MHz 2400MHz Frequency Counter Meter
GY560 Two Way Radio Portable 50MHz 2400MHz Frequency Counter Meter
$15.99
Time Remaining: 25d 1h 28m
Buy It Now for only: $15.99

Global Specialties MAX 550 Frequency Counter 5 Hz to 100 MHz 30 to 550 MHz
Global Specialties MAX 550 Frequency Counter 5 Hz to 100 MHz 30 to 550 MHz
$200.00
Time Remaining: 25d 11h 4m
Buy It Now for only: $200.00

HEATHKIT Heath Kit DIGITAL FREQUENCY COUNTER EIA 416 IM 4100 w MANUAL Vtg
HEATHKIT Heath Kit DIGITAL FREQUENCY COUNTER EIA 416 IM 4100 w MANUAL Vtg
$139.00
Time Remaining: 25d 13h 47m
Buy It Now for only: $139.00

Ham Radio Prescaler 6 Digits Frequency Counter Kit for Repair or Parts Vtg
Ham Radio Prescaler 6 Digits Frequency Counter Kit for Repair or Parts Vtg
$79.00
Time Remaining: 25d 14h 47m
Buy It Now for only: $79.00

Heathkit Zenith Digital Frequency Counter Model SM 2420 Good condition
Heathkit Zenith Digital Frequency Counter Model SM 2420 Good condition
$169.99
Time Remaining: 26d 14h 7m
Buy It Now for only: $169.99

High Precision Frequency Counter 1 500 MHz Digital LCD for Ham Radio Hobbist
High Precision Frequency Counter 1 500 MHz Digital LCD for Ham Radio Hobbist
$12.59
Time Remaining: 27d 1h 4m
Buy It Now for only: $12.59

Digital LED 1Hz 50MHz Crystal Oscillator Frequency Counter Tester Meter Kit
Digital LED 1Hz 50MHz Crystal Oscillator Frequency Counter Tester Meter Kit
$8.95
Time Remaining: 27d 1h 5m
Buy It Now for only: $8.95

MFJ HF VHF SWR Analyzer Frequency Counter MFJ 259 w Carry Case Bag 18 170 MHz
MFJ HF VHF SWR Analyzer Frequency Counter MFJ 259 w Carry Case Bag 18 170 MHz
$175.00
Time Remaining: 28d 4h 12m
Buy It Now for only: $175.00

Heathkit Zenith Digital Frequency Counter Model SM 2420 512 MHz Good condition
Heathkit Zenith Digital Frequency Counter Model SM 2420 512 MHz Good condition
$145.00
Time Remaining: 28d 7h 28m
Buy It Now for only: $145.00

RAMSEY ELECTRONICS FREQUENCY COUNTER HF VHF UHF HAM AMATEUR CB
RAMSEY ELECTRONICS FREQUENCY COUNTER HF VHF UHF HAM AMATEUR CB
$60.00
Time Remaining: 29d 17h 10m
Buy It Now for only: $60.00

GY561 RF digital power meter  frequency counter for 2 Way Radio w SMA F cable
GY561 RF digital power meter frequency counter for 2 Way Radio w SMA F cable
$45.99
Time Remaining: 29d 23h 41m
Buy It Now for only: $45.99

CTCSS DCS Decoder FC 102 Frequency Counter 2 in 1
CTCSS DCS Decoder FC 102 Frequency Counter 2 in 1
$22.99
Time Remaining: 29d 23h 43m
Buy It Now for only: $22.99

RF digital power meter  frequency counter GY561 with SMA F to SMA F Cable
RF digital power meter frequency counter GY561 with SMA F to SMA F Cable
$45.99
Time Remaining: 29d 23h 45m
Buy It Now for only: $45.99